diff --git a/README.md b/README.md
index 3ffbb9dd..371351e3 100644
--- a/README.md
+++ b/README.md
@@ -161,18 +161,18 @@ FAIL
 
 <a style="color: red;" href="javascript:run();"> on line 1
 - The attribute 'style' may not appear in tag 'a'.
-   [code: DISALLOWED_ATTR  category: DISALLOWED_HTML]
+   [code: DISALLOWED_ATTR  category: DISALLOWED_HTML see: https://www.ampproject.org/docs/reference/spec.html#links]
    ACTION TAKEN: a.style attribute was removed due to validation issues.
 - Invalid URL protocol 'javascript:' for attribute 'href' in tag 'a'.
-   [code: INVALID_URL_PROTOCOL  category: DISALLOWED_HTML]
+   [code: INVALID_URL_PROTOCOL  category: DISALLOWED_HTML see: https://www.ampproject.org/docs/reference/spec.html#links]
    ACTION TAKEN: a.href attribute was removed due to validation issues.
 
 <a style="margin: 2px;" href="http://www.cnn.com" target="_parent"> on line 2
 - The attribute 'style' may not appear in tag 'a'.
-   [code: DISALLOWED_ATTR  category: DISALLOWED_HTML]
+   [code: DISALLOWED_ATTR  category: DISALLOWED_HTML see: https://www.ampproject.org/docs/reference/spec.html#links]
    ACTION TAKEN: a.style attribute was removed due to validation issues.
 - The attribute 'target' in tag 'a' is set to the invalid value '_parent'.
-   [code: INVALID_ATTR_VALUE  category: DISALLOWED_HTML]
+   [code: INVALID_ATTR_VALUE  category: DISALLOWED_HTML see: https://www.ampproject.org/docs/reference/spec.html#html-tags]
    ACTION TAKEN: a.target attribute was removed due to validation issues.
 
 <input type="submit" value="submit"> on line 5
@@ -182,7 +182,7 @@ FAIL
 
 <div onmouseover="hello();"> on line 6
 - The attribute 'onmouseover' may not appear in tag 'div'.
-   [code: DISALLOWED_ATTR  category: DISALLOWED_HTML]
+   [code: DISALLOWED_ATTR  category: DISALLOWED_HTML see: https://www.ampproject.org/docs/reference/spec.html#links]
    ACTION TAKEN: div.onmouseover attribute was removed due to validation issues.
 
 <script src="https://ajax.googleapis.com/ajax/libs/jquery/1.12.0/jquery.min.js"> on line 8
diff --git a/src/AMP.php b/src/AMP.php
index b1eb5f6c..40147599 100644
--- a/src/AMP.php
+++ b/src/AMP.php
@@ -58,6 +58,7 @@ class AMP
         'Lullabot\AMP\Pass\IframeVineTagTransformPass',
         'Lullabot\AMP\Pass\IframeDailymotionTagTransformPass',
         'Lullabot\AMP\Pass\IframeYouTubeTagTransformPass',
+        'Lullabot\AMP\Pass\IframeHuluTagTransformPass',
         'Lullabot\AMP\Pass\IframeTagTransformPass',
         'Lullabot\AMP\Pass\InstagramTransformPass',
         'Lullabot\AMP\Pass\PinterestTagTransformPass',
diff --git a/src/Pass/IframeHuluTagTransformPass.php b/src/Pass/IframeHuluTagTransformPass.php
new file mode 100644
index 00000000..649bd795
--- /dev/null
+++ b/src/Pass/IframeHuluTagTransformPass.php
@@ -0,0 +1,65 @@
+<?php
+/*
+ * Copyright 2016 Google
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *   http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+
+namespace Lullabot\AMP\Pass;
+
+use QueryPath\DOMQuery;
+
+use Lullabot\AMP\Utility\ActionTakenLine;
+use Lullabot\AMP\Utility\ActionTakenType;
+
+/**
+ * Class IframeHuluTagTransformPass
+ * @package Lullabot\AMP\Pass
+ *
+ * Sample hulu embed code:
+ * <iframe width="854" height="480" frameborder="0" allowfullscreen="allowfullscreen" src="//www.hulu.com/embed.html?eid=_hHzwnAcj3RrXMJFDDvkuw"></iframe>
+ *
+ * @see https://www.ampproject.org/docs/reference/extended/amp-hulu.html
+ * @see https://ampbyexample.com/components/amp-hulu/
+ */
+class IframeHuluTagTransformPass extends BasePass
+{
+    function pass()
+    {
+        $all_iframes = $this->q->find('iframe:not(noscript iframe)');
+        /** @var DOMQuery $el */
+        foreach ($all_iframes as $el) {
+            /** @var \DOMElement $dom_el */
+            $dom_el = $el->get(0);
+            $lineno = $this->getLineNo($dom_el);
+
+            if ($eid = $this->getArtifactId($el, '&(*UTF8)hulu\.com/embed\.html\?eid=(\w+)&i')) {
+                $width = $el->attr('width') ?: 800;
+                $height = $el->attr('height') ?: 600;
+
+                $context_string = $this->getContextString($dom_el);
+
+                // width and height are intended to be aspect ratios here
+                $el->after('<amp-hulu width="' . $width . '" height="' . $height . '" layout="responsive" data-eid="' . $eid . '"></amp-hulu>');
+                $new_dom_el = $el->next()->get(0);
+
+                $el->removeChildren()->remove();
+                $this->addActionTaken(new ActionTakenLine('iframe', ActionTakenType::HULU_CONVERTED, $lineno, $context_string));
+                $this->context->addLineAssociation($new_dom_el, $lineno);
+            }
+        }
+
+        return $this->transformations;
+    }
+}
diff --git a/src/Spec/validator-generated.php b/src/Spec/validator-generated.php
index 6523ef92..f9e1abe8 100644
--- a/src/Spec/validator-generated.php
+++ b/src/Spec/validator-generated.php
@@ -63,6 +63,7 @@ class AttrSpec {
   public $mandatory = null;
   public $mandatory_oneof = null;
   public $value = null;
+  public $value_casei = null;
   public $value_regex = null;
   public $value_regex_casei = null;
   public $value_url = null;
@@ -100,14 +101,11 @@ class ChildTagSpec {
   public $child_tag_name_oneof = [];
 }
 
-class CssRuleSpec {
-}
-
 class CssSpec {
   public $at_rule_spec = [];
-  public $css_rule = [];
   public $image_url_spec = null;
   public $font_url_spec = null;
+  public $validate_amp4ads = null;
 }
 
 class ErrorCategory {
@@ -132,6 +130,11 @@ class ErrorFormat {
   public $format = null;
 }
 
+class ErrorSpecificity {
+  public $code = null;
+  public $specificity = null;
+}
+
 class PropertySpec {
   public $name = null;
   public $mandatory = null;
@@ -143,31 +146,50 @@ class PropertySpecList {
   public $properties = [];
 }
 
+class ReferencePoint {
+  public $tag_spec_name = null;
+  public $mandatory = null;
+  public $unique = null;
+}
+
 class TagSpec {
+  public $html_format = [];
   public $tag_name = null;
   public $spec_name = null;
   public $mandatory = null;
   public $mandatory_alternatives = null;
   public $unique = null;
+  public $unique_warning = null;
   public $mandatory_parent = null;
   public $mandatory_ancestor = null;
   public $mandatory_ancestor_suggested_alternative = null;
   public $disallowed_ancestor = [];
   public $also_requires_tag = [];
+  public $also_requires_tag_warning = [];
+  public $extension_unused_unless_tag_present = [];
+  public $satisfies = [];
+  public $requires = [];
   public $deprecation = null;
   public $deprecation_url = null;
   public $attrs = [];
   public $attr_lists = [];
   public $cdata = null;
   public $child_tags = null;
+  public $reference_points = [];
   public $spec_url = null;
   public $amp_layout = null;
 }
 
+class TagSpecHtmlFormat {
+ const AMP = 'AMP';
+ const AMP4ADS = 'AMP4ADS';
+
+}
 class UrlSpec {
   public $allowed_protocol = [];
   public $allow_relative = null;
   public $allow_empty = null;
+  public $disallowed_domain = [];
 }
 
 class ValidationError {
@@ -186,6 +208,8 @@ class ValidationErrorCode {
  const UNKNOWN_CODE = 'UNKNOWN_CODE';
  const MANDATORY_TAG_MISSING = 'MANDATORY_TAG_MISSING';
  const TAG_REQUIRED_BY_MISSING = 'TAG_REQUIRED_BY_MISSING';
+ const WARNING_TAG_REQUIRED_BY_MISSING = 'WARNING_TAG_REQUIRED_BY_MISSING';
+ const WARNING_EXTENSION_UNUSED = 'WARNING_EXTENSION_UNUSED';
  const ATTR_REQUIRED_BUT_MISSING = 'ATTR_REQUIRED_BUT_MISSING';
  const DISALLOWED_TAG = 'DISALLOWED_TAG';
  const GENERAL_DISALLOWED_TAG = 'GENERAL_DISALLOWED_TAG';
@@ -198,6 +222,7 @@ class ValidationErrorCode {
  const MANDATORY_ONEOF_ATTR_MISSING = 'MANDATORY_ONEOF_ATTR_MISSING';
  const DUPLICATE_DIMENSION = 'DUPLICATE_DIMENSION';
  const DUPLICATE_UNIQUE_TAG = 'DUPLICATE_UNIQUE_TAG';
+ const DUPLICATE_UNIQUE_TAG_WARNING = 'DUPLICATE_UNIQUE_TAG_WARNING';
  const WRONG_PARENT_TAG = 'WRONG_PARENT_TAG';
  const STYLESHEET_TOO_LONG_OLD_VARIANT = 'STYLESHEET_TOO_LONG_OLD_VARIANT';
  const STYLESHEET_TOO_LONG = 'STYLESHEET_TOO_LONG';
@@ -211,6 +236,7 @@ class ValidationErrorCode {
  const MISSING_URL = 'MISSING_URL';
  const INVALID_URL = 'INVALID_URL';
  const INVALID_URL_PROTOCOL = 'INVALID_URL_PROTOCOL';
+ const DISALLOWED_DOMAIN = 'DISALLOWED_DOMAIN';
  const DISALLOWED_RELATIVE_URL = 'DISALLOWED_RELATIVE_URL';
  const DISALLOWED_PROPERTY_IN_ATTR_VALUE = 'DISALLOWED_PROPERTY_IN_ATTR_VALUE';
  const MUTUALLY_EXCLUSIVE_ATTRS = 'MUTUALLY_EXCLUSIVE_ATTRS';
@@ -226,6 +252,13 @@ class ValidationErrorCode {
  const INCORRECT_NUM_CHILD_TAGS = 'INCORRECT_NUM_CHILD_TAGS';
  const DISALLOWED_CHILD_TAG_NAME = 'DISALLOWED_CHILD_TAG_NAME';
  const DISALLOWED_FIRST_CHILD_TAG_NAME = 'DISALLOWED_FIRST_CHILD_TAG_NAME';
+ const DISALLOWED_MANUFACTURED_BODY = 'DISALLOWED_MANUFACTURED_BODY';
+ const CHILD_TAG_DOES_NOT_SATISFY_REFERENCE_POINT = 'CHILD_TAG_DOES_NOT_SATISFY_REFERENCE_POINT';
+ const MANDATORY_REFERENCE_POINT_MISSING = 'MANDATORY_REFERENCE_POINT_MISSING';
+ const DUPLICATE_REFERENCE_POINT = 'DUPLICATE_REFERENCE_POINT';
+ const TAG_REFERENCE_POINT_CONFLICT = 'TAG_REFERENCE_POINT_CONFLICT';
+ const CHILD_TAG_DOES_NOT_SATISFY_REFERENCE_POINT_SINGULAR = 'CHILD_TAG_DOES_NOT_SATISFY_REFERENCE_POINT_SINGULAR';
+ const BASE_TAG_MUST_PRECEED_ALL_URLS = 'BASE_TAG_MUST_PRECEED_ALL_URLS';
  const CSS_SYNTAX = 'CSS_SYNTAX';
  const CSS_SYNTAX_INVALID_AT_RULE = 'CSS_SYNTAX_INVALID_AT_RULE';
  const CSS_SYNTAX_STRAY_TRAILING_BACKSLASH = 'CSS_SYNTAX_STRAY_TRAILING_BACKSLASH';
@@ -242,16 +275,20 @@ class ValidationErrorCode {
  const CSS_SYNTAX_MISSING_URL = 'CSS_SYNTAX_MISSING_URL';
  const CSS_SYNTAX_INVALID_URL = 'CSS_SYNTAX_INVALID_URL';
  const CSS_SYNTAX_INVALID_URL_PROTOCOL = 'CSS_SYNTAX_INVALID_URL_PROTOCOL';
+ const CSS_SYNTAX_DISALLOWED_DOMAIN = 'CSS_SYNTAX_DISALLOWED_DOMAIN';
  const CSS_SYNTAX_DISALLOWED_RELATIVE_URL = 'CSS_SYNTAX_DISALLOWED_RELATIVE_URL';
  const CSS_SYNTAX_INVALID_ATTR_SELECTOR = 'CSS_SYNTAX_INVALID_ATTR_SELECTOR';
+ const CSS_SYNTAX_DISALLOWED_PROPERTY_VALUE = 'CSS_SYNTAX_DISALLOWED_PROPERTY_VALUE';
+ const CSS_SYNTAX_DISALLOWED_PROPERTY_VALUE_WITH_HINT = 'CSS_SYNTAX_DISALLOWED_PROPERTY_VALUE_WITH_HINT';
+ const CSS_SYNTAX_PROPERTY_DISALLOWED_WITHIN_AT_RULE = 'CSS_SYNTAX_PROPERTY_DISALLOWED_WITHIN_AT_RULE';
+ const CSS_SYNTAX_PROPERTY_DISALLOWED_TOGETHER_WITH = 'CSS_SYNTAX_PROPERTY_DISALLOWED_TOGETHER_WITH';
+ const CSS_SYNTAX_PROPERTY_REQUIRES_QUALIFICATION = 'CSS_SYNTAX_PROPERTY_REQUIRES_QUALIFICATION';
 
 }
 class ValidationErrorSeverity {
  const UNKNOWN_SEVERITY = 'UNKNOWN_SEVERITY';
  const ERROR = 'ERROR';
  const WARNING = 'WARNING';
- const PROD_WARNING = 'PROD_WARNING';
- const DEV_WARNING = 'DEV_WARNING';
 
 }
 class ValidationResult {
@@ -280,6 +317,7 @@ class ValidatorRules {
   public $spec_file_revision = null;
   public $template_spec_url = null;
   public $error_formats = [];
+  public $error_specificity = [];
 }
 
 class ValidationRulesFactory {
@@ -290,12 +328,13 @@ public static function createValidationRules() {
   $o_1->spec_name = 'html doctype';
   $o_1->mandatory = true;
   $o_1->unique = true;
-  $o_1->mandatory_parent = '$ROOT';
+  $o_1->mandatory_parent = '$root';
   $o_2 = new AttrSpec();
   $o_2->name = 'html';
   $o_2->mandatory = true;
   $o_2->value = '';
   $o_1->attrs[] = $o_2;
+  $o_1->spec_url = 'https://www.ampproject.org/docs/reference/spec.html#required-markup';
   $o_0->tags[] = $o_1;
   $o_3 = new TagSpec();
   $o_3->tag_name = 'html';
@@ -310,1598 +349,1686 @@ public static function createValidationRules() {
   $o_4->value = '';
   $o_3->attrs[] = $o_4;
   $o_3->spec_url = 'https://www.ampproject.org/docs/reference/spec.html#required-markup';
+  $o_3->html_format = [TagSpecHtmlFormat::AMP];
   $o_0->tags[] = $o_3;
   $o_5 = new TagSpec();
-  $o_5->tag_name = 'head';
+  $o_5->tag_name = 'html';
+  $o_5->spec_name = 'html \u26a14ads for top-level html';
   $o_5->mandatory = true;
   $o_5->unique = true;
-  $o_5->mandatory_parent = 'html';
-  $o_5->spec_url = 'https://www.ampproject.org/docs/reference/spec.html#required-markup';
+  $o_5->mandatory_parent = '!doctype';
+  $o_6 = new AttrSpec();
+  $o_6->name = '\u26a14ads';
+  $o_6->alternative_names = ['amp4ads'];
+  $o_6->mandatory = true;
+  $o_6->value = '';
+  $o_5->attrs[] = $o_6;
+  $o_5->spec_url = 'https://github.com/ampproject/amphtml/blob/master/extensions/amp-a4a/amp-a4a-format.md#a4a-format-rules';
+  $o_5->html_format = [TagSpecHtmlFormat::AMP4ADS];
   $o_0->tags[] = $o_5;
-  $o_6 = new TagSpec();
-  $o_6->tag_name = 'title';
-  $o_6->spec_name = 'title';
-  $o_0->tags[] = $o_6;
   $o_7 = new TagSpec();
-  $o_7->tag_name = 'base';
-  $o_8 = new AttrSpec();
-  $o_8->name = 'target';
-  $o_8->value_regex_casei = '(_blank|_self)';
-  $o_7->attrs[] = $o_8;
+  $o_7->tag_name = 'head';
+  $o_7->mandatory = true;
+  $o_7->unique = true;
+  $o_7->mandatory_parent = 'html';
+  $o_7->spec_url = 'https://www.ampproject.org/docs/reference/spec.html#required-markup';
   $o_0->tags[] = $o_7;
+  $o_8 = new TagSpec();
+  $o_8->tag_name = 'title';
+  $o_8->spec_name = 'title';
+  $o_0->tags[] = $o_8;
   $o_9 = new TagSpec();
-  $o_9->tag_name = 'link';
-  $o_9->spec_name = 'link rel=';
+  $o_9->tag_name = 'base';
+  $o_9->unique = true;
+  $o_9->mandatory_parent = 'head';
   $o_10 = new AttrSpec();
   $o_10->name = 'href';
+  $o_10->value = '/';
   $o_9->attrs[] = $o_10;
   $o_11 = new AttrSpec();
-  $o_11->name = 'rel';
-  $o_11->mandatory = true;
-  $o_11->blacklisted_value_regex = '(^|\\s)(canonical|components|dns-prefetch|import|manifest|preconnect|prefetch|preload|prerender|serviceworker|stylesheet|subresource|)(\\s|$)';
+  $o_11->name = 'target';
+  $o_11->value_regex_casei = '(_blank|_self|_top)';
   $o_9->attrs[] = $o_11;
-  $o_12 = new AttrSpec();
-  $o_12->name = 'sizes';
-  $o_9->attrs[] = $o_12;
-  $o_13 = new AttrSpec();
-  $o_13->name = 'type';
-  $o_9->attrs[] = $o_13;
-  $o_9->attr_lists = ['common-link-attrs'];
-  $o_9->disallowed_ancestor = ['template'];
   $o_0->tags[] = $o_9;
-  $o_14 = new TagSpec();
-  $o_14->tag_name = 'link';
-  $o_14->spec_name = 'link rel=canonical';
+  $o_12 = new TagSpec();
+  $o_12->tag_name = 'link';
+  $o_12->spec_name = 'link rel=';
+  $o_13 = new AttrSpec();
+  $o_13->name = 'href';
+  $o_12->attrs[] = $o_13;
+  $o_14 = new AttrSpec();
+  $o_14->name = 'rel';
   $o_14->mandatory = true;
-  $o_14->unique = true;
-  $o_14->mandatory_parent = 'head';
+  $o_14->blacklisted_value_regex = '(^|\\s)(canonical|components|import|manifest|serviceworker|stylesheet|subresource|)(\\s|$)';
+  $o_12->attrs[] = $o_14;
   $o_15 = new AttrSpec();
-  $o_15->name = 'href';
-  $o_15->mandatory = true;
-  $o_16 = new UrlSpec();
-  $o_16->allowed_protocol = ['http', 'https'];
-  $o_16->allow_relative = true;
-  $o_15->value_url = $o_16;
-  $o_14->attrs[] = $o_15;
-  $o_17 = new AttrSpec();
-  $o_17->name = 'rel';
+  $o_15->name = 'sizes';
+  $o_12->attrs[] = $o_15;
+  $o_16 = new AttrSpec();
+  $o_16->name = 'type';
+  $o_12->attrs[] = $o_16;
+  $o_12->attr_lists = ['common-link-attrs'];
+  $o_12->spec_url = 'https://www.ampproject.org/docs/reference/spec.html#html-tags';
+  $o_12->disallowed_ancestor = ['TEMPLATE'];
+  $o_0->tags[] = $o_12;
+  $o_17 = new TagSpec();
+  $o_17->tag_name = 'link';
+  $o_17->spec_name = 'link rel=canonical';
   $o_17->mandatory = true;
-  $o_17->value = 'canonical';
-  $o_17->dispatch_key = true;
-  $o_14->attrs[] = $o_17;
-  $o_14->attr_lists = ['common-link-attrs'];
-  $o_14->spec_url = 'https://www.ampproject.org/docs/reference/spec.html#required-markup';
-  $o_0->tags[] = $o_14;
-  $o_18 = new TagSpec();
-  $o_18->tag_name = 'link';
-  $o_18->spec_name = 'link rel=stylesheet for fonts';
-  $o_18->mandatory_parent = 'head';
-  $o_19 = new AttrSpec();
-  $o_19->name = 'href';
-  $o_19->mandatory = true;
-  $o_19->value_regex = 'https://fonts\\.googleapis\\.com/css\\?.*|https://fonts\\.googleapis\\.com/icon\\?.*|https://fonts\\.googleapis\\.com/earlyaccess/.*\\.css|https://fast\\.fonts\\.net/.*|https://maxcdn\\.bootstrapcdn\\.com/font-awesome/.*';
-  $o_18->attrs[] = $o_19;
+  $o_17->unique = true;
+  $o_17->mandatory_parent = 'head';
+  $o_18 = new AttrSpec();
+  $o_18->name = 'href';
+  $o_18->mandatory = true;
+  $o_18->blacklisted_value_regex = '__amp_source_origin';
+  $o_19 = new UrlSpec();
+  $o_19->allowed_protocol = ['http', 'https'];
+  $o_19->allow_relative = true;
+  $o_18->value_url = $o_19;
+  $o_17->attrs[] = $o_18;
   $o_20 = new AttrSpec();
   $o_20->name = 'rel';
   $o_20->mandatory = true;
-  $o_20->value = 'stylesheet';
   $o_20->dispatch_key = true;
-  $o_18->attrs[] = $o_20;
-  $o_21 = new AttrSpec();
-  $o_21->name = 'type';
-  $o_21->value = 'text/css';
-  $o_18->attrs[] = $o_21;
+  $o_20->value_casei = 'canonical';
+  $o_17->attrs[] = $o_20;
+  $o_17->attr_lists = ['common-link-attrs'];
+  $o_17->spec_url = 'https://www.ampproject.org/docs/reference/spec.html#required-markup';
+  $o_17->html_format = [TagSpecHtmlFormat::AMP];
+  $o_0->tags[] = $o_17;
+  $o_21 = new TagSpec();
+  $o_21->tag_name = 'link';
+  $o_21->spec_name = 'link rel=manifest';
+  $o_21->mandatory_parent = 'head';
   $o_22 = new AttrSpec();
-  $o_22->name = 'media';
-  $o_18->attrs[] = $o_22;
-  $o_0->tags[] = $o_18;
-  $o_23 = new TagSpec();
-  $o_23->tag_name = 'link';
-  $o_23->spec_name = 'link itemprop=sameAs';
+  $o_22->name = 'href';
+  $o_22->mandatory = true;
+  $o_22->blacklisted_value_regex = '__amp_source_origin';
+  $o_23 = new UrlSpec();
+  $o_23->allowed_protocol = ['https'];
+  $o_23->allow_relative = true;
+  $o_22->value_url = $o_23;
+  $o_21->attrs[] = $o_22;
   $o_24 = new AttrSpec();
-  $o_24->name = 'href';
+  $o_24->name = 'rel';
   $o_24->mandatory = true;
-  $o_23->attrs[] = $o_24;
-  $o_25 = new AttrSpec();
-  $o_25->name = 'itemprop';
-  $o_25->mandatory = true;
-  $o_25->value = 'sameAs';
-  $o_25->dispatch_key = true;
-  $o_23->attrs[] = $o_25;
-  $o_23->attr_lists = ['common-link-attrs'];
-  $o_0->tags[] = $o_23;
-  $o_26 = new TagSpec();
-  $o_26->tag_name = 'link';
-  $o_26->spec_name = 'link itemprop=';
+  $o_24->dispatch_key = true;
+  $o_24->value_casei = 'manifest';
+  $o_21->attrs[] = $o_24;
+  $o_21->attr_lists = ['common-link-attrs'];
+  $o_21->spec_url = 'https://www.ampproject.org/docs/reference/spec.html#html-tags';
+  $o_21->satisfies = ['amp-app-banner data source'];
+  $o_0->tags[] = $o_21;
+  $o_25 = new TagSpec();
+  $o_25->tag_name = 'link';
+  $o_25->spec_name = 'link rel=stylesheet for fonts';
+  $o_25->mandatory_parent = 'head';
+  $o_26 = new AttrSpec();
+  $o_26->name = 'async';
+  $o_25->attrs[] = $o_26;
   $o_27 = new AttrSpec();
   $o_27->name = 'href';
   $o_27->mandatory = true;
-  $o_26->attrs[] = $o_27;
+  $o_27->value_regex = 'https://fonts\\.googleapis\\.com/css\\?.*|https://fonts\\.googleapis\\.com/icon\\?.*|https://fonts\\.googleapis\\.com/earlyaccess/.*\\.css|https://fast\\.fonts\\.net/.*|https://maxcdn\\.bootstrapcdn\\.com/font-awesome/([0-9]+\\.?)+/css/font-awesome\\.min\\.css(\\?.*)?|https://cloud\\.typography\\.com/[0-9]*/[0-9]*/css/fonts\\.css';
+  $o_25->attrs[] = $o_27;
   $o_28 = new AttrSpec();
-  $o_28->name = 'itemprop';
+  $o_28->name = 'rel';
   $o_28->mandatory = true;
-  $o_26->attrs[] = $o_28;
-  $o_26->attr_lists = ['common-link-attrs'];
-  $o_0->tags[] = $o_26;
-  $o_29 = new TagSpec();
-  $o_29->tag_name = 'meta';
-  $o_29->spec_name = 'meta charset=utf-8';
-  $o_29->mandatory = true;
-  $o_29->unique = true;
-  $o_29->mandatory_parent = 'head';
+  $o_28->dispatch_key = true;
+  $o_28->value_casei = 'stylesheet';
+  $o_25->attrs[] = $o_28;
+  $o_29 = new AttrSpec();
+  $o_29->name = 'type';
+  $o_29->value_casei = 'text/css';
+  $o_25->attrs[] = $o_29;
   $o_30 = new AttrSpec();
-  $o_30->name = 'charset';
-  $o_30->mandatory = true;
-  $o_30->value = 'utf-8';
-  $o_30->dispatch_key = true;
-  $o_29->attrs[] = $o_30;
-  $o_29->spec_url = 'https://www.ampproject.org/docs/reference/spec.html#required-markup';
-  $o_0->tags[] = $o_29;
-  $o_31 = new TagSpec();
-  $o_31->tag_name = 'meta';
-  $o_31->spec_name = 'meta name=viewport';
-  $o_31->mandatory = true;
-  $o_31->unique = true;
-  $o_31->mandatory_parent = 'head';
+  $o_30->name = 'media';
+  $o_25->attrs[] = $o_30;
+  $o_31 = new AttrSpec();
+  $o_31->name = 'crossorigin';
+  $o_25->attrs[] = $o_31;
   $o_32 = new AttrSpec();
-  $o_32->name = 'content';
-  $o_32->mandatory = true;
-  $o_33 = new PropertySpecList();
-  $o_34 = new PropertySpec();
-  $o_34->name = 'width';
+  $o_32->name = 'integrity';
+  $o_25->attrs[] = $o_32;
+  $o_25->spec_url = 'https://www.ampproject.org/docs/reference/spec.html#custom-fonts';
+  $o_0->tags[] = $o_25;
+  $o_33 = new TagSpec();
+  $o_33->tag_name = 'link';
+  $o_33->spec_name = 'link itemprop=sameAs';
+  $o_34 = new AttrSpec();
+  $o_34->name = 'href';
   $o_34->mandatory = true;
-  $o_34->value = 'device-width';
-  $o_33->properties[] = $o_34;
-  $o_35 = new PropertySpec();
-  $o_35->name = 'height';
-  $o_33->properties[] = $o_35;
-  $o_36 = new PropertySpec();
-  $o_36->name = 'initial-scale';
-  $o_33->properties[] = $o_36;
-  $o_37 = new PropertySpec();
-  $o_37->name = 'minimum-scale';
+  $o_33->attrs[] = $o_34;
+  $o_35 = new AttrSpec();
+  $o_35->name = 'itemprop';
+  $o_35->mandatory = true;
+  $o_35->dispatch_key = true;
+  $o_35->value_casei = 'sameas';
+  $o_33->attrs[] = $o_35;
+  $o_33->attr_lists = ['common-link-attrs'];
+  $o_33->spec_url = 'https://www.ampproject.org/docs/reference/spec.html#html-tags';
+  $o_0->tags[] = $o_33;
+  $o_36 = new TagSpec();
+  $o_36->tag_name = 'link';
+  $o_36->spec_name = 'link itemprop=';
+  $o_37 = new AttrSpec();
+  $o_37->name = 'href';
   $o_37->mandatory = true;
-  $o_37->value_double = 1.0;
-  $o_33->properties[] = $o_37;
-  $o_38 = new PropertySpec();
-  $o_38->name = 'maximum-scale';
-  $o_33->properties[] = $o_38;
-  $o_39 = new PropertySpec();
-  $o_39->name = 'shrink-to-fit';
-  $o_33->properties[] = $o_39;
-  $o_40 = new PropertySpec();
-  $o_40->name = 'user-scalable';
-  $o_33->properties[] = $o_40;
-  $o_32->value_properties = $o_33;
-  $o_31->attrs[] = $o_32;
+  $o_36->attrs[] = $o_37;
+  $o_38 = new AttrSpec();
+  $o_38->name = 'itemprop';
+  $o_38->mandatory = true;
+  $o_36->attrs[] = $o_38;
+  $o_36->attr_lists = ['common-link-attrs'];
+  $o_36->spec_url = 'https://www.ampproject.org/docs/reference/spec.html#html-tags';
+  $o_0->tags[] = $o_36;
+  $o_39 = new TagSpec();
+  $o_39->tag_name = 'link';
+  $o_39->spec_name = 'link property=';
+  $o_40 = new AttrSpec();
+  $o_40->name = 'href';
+  $o_40->mandatory = true;
+  $o_39->attrs[] = $o_40;
   $o_41 = new AttrSpec();
-  $o_41->name = 'name';
+  $o_41->name = 'property';
   $o_41->mandatory = true;
-  $o_41->value = 'viewport';
-  $o_41->dispatch_key = true;
-  $o_31->attrs[] = $o_41;
-  $o_31->spec_url = 'https://www.ampproject.org/docs/reference/spec.html#required-markup';
-  $o_0->tags[] = $o_31;
+  $o_39->attrs[] = $o_41;
+  $o_39->attr_lists = ['common-link-attrs'];
+  $o_39->spec_url = 'https://www.ampproject.org/docs/reference/spec.html#html-tags';
+  $o_0->tags[] = $o_39;
   $o_42 = new TagSpec();
   $o_42->tag_name = 'meta';
-  $o_42->spec_name = 'meta http-equiv=X-UA-Compatible';
+  $o_42->spec_name = 'meta charset=utf-8';
+  $o_42->mandatory = true;
+  $o_42->unique = true;
+  $o_42->mandatory_parent = 'head';
   $o_43 = new AttrSpec();
-  $o_43->name = 'http-equiv';
+  $o_43->name = 'charset';
   $o_43->mandatory = true;
-  $o_43->value = 'X-UA-Compatible';
   $o_43->dispatch_key = true;
+  $o_43->value_casei = 'utf-8';
   $o_42->attrs[] = $o_43;
-  $o_44 = new AttrSpec();
-  $o_44->name = 'content';
+  $o_42->spec_url = 'https://www.ampproject.org/docs/reference/spec.html#required-markup';
+  $o_0->tags[] = $o_42;
+  $o_44 = new TagSpec();
+  $o_44->tag_name = 'meta';
+  $o_44->spec_name = 'meta name=viewport';
   $o_44->mandatory = true;
-  $o_45 = new PropertySpecList();
-  $o_46 = new PropertySpec();
-  $o_46->name = 'ie';
-  $o_46->value = 'edge';
-  $o_45->properties[] = $o_46;
+  $o_44->unique = true;
+  $o_44->mandatory_parent = 'head';
+  $o_45 = new AttrSpec();
+  $o_45->name = 'content';
+  $o_45->mandatory = true;
+  $o_46 = new PropertySpecList();
   $o_47 = new PropertySpec();
-  $o_47->name = 'chrome';
-  $o_47->value = '1';
-  $o_45->properties[] = $o_47;
-  $o_44->value_properties = $o_45;
-  $o_42->attrs[] = $o_44;
-  $o_0->tags[] = $o_42;
-  $o_48 = new TagSpec();
-  $o_48->tag_name = 'meta';
-  $o_48->spec_name = 'meta name= and content=';
-  $o_49 = new AttrSpec();
-  $o_49->name = 'name';
-  $o_49->blacklisted_value_regex = '(^|\\s)(viewport|content-disposition|revisit-after)(\\s|$)';
-  $o_48->attrs[] = $o_49;
-  $o_50 = new AttrSpec();
-  $o_50->name = 'content';
-  $o_48->attrs[] = $o_50;
-  $o_51 = new AttrSpec();
-  $o_51->name = 'property';
-  $o_48->attrs[] = $o_51;
-  $o_52 = new AttrSpec();
-  $o_52->name = 'itemprop';
-  $o_48->attrs[] = $o_52;
-  $o_0->tags[] = $o_48;
-  $o_53 = new TagSpec();
-  $o_53->tag_name = 'meta';
-  $o_53->spec_name = 'meta http-equiv=content-type';
+  $o_47->name = 'width';
+  $o_47->mandatory = true;
+  $o_47->value = 'device-width';
+  $o_46->properties[] = $o_47;
+  $o_48 = new PropertySpec();
+  $o_48->name = 'height';
+  $o_46->properties[] = $o_48;
+  $o_49 = new PropertySpec();
+  $o_49->name = 'initial-scale';
+  $o_46->properties[] = $o_49;
+  $o_50 = new PropertySpec();
+  $o_50->name = 'minimum-scale';
+  $o_50->mandatory = true;
+  $o_50->value_double = 1.0;
+  $o_46->properties[] = $o_50;
+  $o_51 = new PropertySpec();
+  $o_51->name = 'maximum-scale';
+  $o_46->properties[] = $o_51;
+  $o_52 = new PropertySpec();
+  $o_52->name = 'shrink-to-fit';
+  $o_46->properties[] = $o_52;
+  $o_53 = new PropertySpec();
+  $o_53->name = 'user-scalable';
+  $o_46->properties[] = $o_53;
+  $o_45->value_properties = $o_46;
+  $o_44->attrs[] = $o_45;
   $o_54 = new AttrSpec();
-  $o_54->name = 'http-equiv';
+  $o_54->name = 'name';
   $o_54->mandatory = true;
-  $o_54->value = 'content-type';
+  $o_54->value = 'viewport';
   $o_54->dispatch_key = true;
-  $o_53->attrs[] = $o_54;
-  $o_55 = new AttrSpec();
-  $o_55->name = 'content';
-  $o_55->mandatory = true;
-  $o_55->value = 'text/html; charset=utf-8';
-  $o_53->attrs[] = $o_55;
-  $o_0->tags[] = $o_53;
-  $o_56 = new TagSpec();
-  $o_56->tag_name = 'meta';
-  $o_56->spec_name = 'meta http-equiv=Content-Type';
+  $o_44->attrs[] = $o_54;
+  $o_44->spec_url = 'https://www.ampproject.org/docs/reference/spec.html#required-markup';
+  $o_0->tags[] = $o_44;
+  $o_55 = new TagSpec();
+  $o_55->tag_name = 'meta';
+  $o_55->spec_name = 'meta http-equiv=X-UA-Compatible';
+  $o_56 = new AttrSpec();
+  $o_56->name = 'http-equiv';
+  $o_56->mandatory = true;
+  $o_56->dispatch_key = true;
+  $o_56->value_casei = 'x-ua-compatible';
+  $o_55->attrs[] = $o_56;
   $o_57 = new AttrSpec();
-  $o_57->name = 'http-equiv';
+  $o_57->name = 'content';
   $o_57->mandatory = true;
-  $o_57->value = 'Content-Type';
-  $o_57->dispatch_key = true;
-  $o_56->attrs[] = $o_57;
-  $o_58 = new AttrSpec();
-  $o_58->name = 'content';
-  $o_58->mandatory = true;
-  $o_58->value = 'text/html; charset=utf-8';
-  $o_56->attrs[] = $o_58;
-  $o_0->tags[] = $o_56;
-  $o_59 = new TagSpec();
-  $o_59->tag_name = 'meta';
-  $o_59->spec_name = 'meta http-equiv=content-language';
-  $o_60 = new AttrSpec();
-  $o_60->name = 'http-equiv';
-  $o_60->mandatory = true;
-  $o_60->value = 'content-language';
-  $o_60->dispatch_key = true;
-  $o_59->attrs[] = $o_60;
-  $o_61 = new AttrSpec();
-  $o_61->name = 'content';
-  $o_61->mandatory = true;
-  $o_59->attrs[] = $o_61;
-  $o_0->tags[] = $o_59;
-  $o_62 = new TagSpec();
-  $o_62->tag_name = 'meta';
-  $o_62->spec_name = 'meta http-equiv=pics-label';
+  $o_58 = new PropertySpecList();
+  $o_59 = new PropertySpec();
+  $o_59->name = 'ie';
+  $o_59->value = 'edge';
+  $o_58->properties[] = $o_59;
+  $o_60 = new PropertySpec();
+  $o_60->name = 'chrome';
+  $o_60->value = '1';
+  $o_58->properties[] = $o_60;
+  $o_57->value_properties = $o_58;
+  $o_55->attrs[] = $o_57;
+  $o_55->spec_url = 'https://www.ampproject.org/docs/reference/spec.html#html-tags';
+  $o_0->tags[] = $o_55;
+  $o_61 = new TagSpec();
+  $o_61->tag_name = 'meta';
+  $o_61->spec_name = 'meta name=apple-itunes-app';
+  $o_61->mandatory_parent = 'head';
+  $o_62 = new AttrSpec();
+  $o_62->name = 'name';
+  $o_62->mandatory = true;
+  $o_62->dispatch_key = true;
+  $o_62->value_casei = 'apple-itunes-app';
+  $o_61->attrs[] = $o_62;
   $o_63 = new AttrSpec();
-  $o_63->name = 'http-equiv';
+  $o_63->name = 'content';
   $o_63->mandatory = true;
-  $o_63->value = 'pics-label';
-  $o_63->dispatch_key = true;
-  $o_62->attrs[] = $o_63;
-  $o_64 = new AttrSpec();
-  $o_64->name = 'content';
-  $o_64->mandatory = true;
-  $o_62->attrs[] = $o_64;
-  $o_0->tags[] = $o_62;
-  $o_65 = new TagSpec();
-  $o_65->tag_name = 'meta';
-  $o_65->spec_name = 'meta http-equiv=imagetoolbar';
+  $o_63->value_regex = '.*app-id=.*';
+  $o_61->attrs[] = $o_63;
+  $o_61->spec_url = 'https://www.ampproject.org/docs/reference/spec.html#html-tags';
+  $o_61->satisfies = ['amp-app-banner data source'];
+  $o_0->tags[] = $o_61;
+  $o_64 = new TagSpec();
+  $o_64->tag_name = 'meta';
+  $o_64->spec_name = 'meta name= and content=';
+  $o_65 = new AttrSpec();
+  $o_65->name = 'name';
+  $o_65->blacklisted_value_regex = '(^|\\s)(viewport|content-disposition|revisit-after|apple-itunes-app)(\\s|$)';
+  $o_64->attrs[] = $o_65;
   $o_66 = new AttrSpec();
-  $o_66->name = 'http-equiv';
-  $o_66->mandatory = true;
-  $o_66->value = 'imagetoolbar';
-  $o_66->dispatch_key = true;
-  $o_65->attrs[] = $o_66;
+  $o_66->name = 'content';
+  $o_64->attrs[] = $o_66;
   $o_67 = new AttrSpec();
-  $o_67->name = 'content';
-  $o_67->mandatory = true;
-  $o_65->attrs[] = $o_67;
-  $o_0->tags[] = $o_65;
-  $o_68 = new TagSpec();
-  $o_68->tag_name = 'meta';
-  $o_68->spec_name = 'meta http-equiv=Content-Style-Type';
-  $o_69 = new AttrSpec();
-  $o_69->name = 'http-equiv';
-  $o_69->mandatory = true;
-  $o_69->value = 'Content-Style-Type';
-  $o_69->dispatch_key = true;
-  $o_68->attrs[] = $o_69;
+  $o_67->name = 'property';
+  $o_64->attrs[] = $o_67;
+  $o_68 = new AttrSpec();
+  $o_68->name = 'itemprop';
+  $o_64->attrs[] = $o_68;
+  $o_0->tags[] = $o_64;
+  $o_69 = new TagSpec();
+  $o_69->tag_name = 'meta';
+  $o_69->spec_name = 'meta http-equiv=Content-Type';
   $o_70 = new AttrSpec();
-  $o_70->name = 'content';
+  $o_70->name = 'http-equiv';
   $o_70->mandatory = true;
-  $o_70->value = 'text/css';
-  $o_68->attrs[] = $o_70;
-  $o_0->tags[] = $o_68;
-  $o_71 = new TagSpec();
-  $o_71->tag_name = 'meta';
-  $o_71->spec_name = 'meta http-equiv=Content-Script-Type';
-  $o_72 = new AttrSpec();
-  $o_72->name = 'http-equiv';
-  $o_72->mandatory = true;
-  $o_72->value = 'Content-Script-Type';
-  $o_72->dispatch_key = true;
-  $o_71->attrs[] = $o_72;
+  $o_70->dispatch_key = true;
+  $o_70->value_casei = 'content-type';
+  $o_69->attrs[] = $o_70;
+  $o_71 = new AttrSpec();
+  $o_71->name = 'content';
+  $o_71->mandatory = true;
+  $o_71->value_casei = 'text/html; charset=utf-8';
+  $o_69->attrs[] = $o_71;
+  $o_69->spec_url = 'https://www.ampproject.org/docs/reference/spec.html#html-tags';
+  $o_0->tags[] = $o_69;
+  $o_72 = new TagSpec();
+  $o_72->tag_name = 'meta';
+  $o_72->spec_name = 'meta http-equiv=content-language';
   $o_73 = new AttrSpec();
-  $o_73->name = 'content';
+  $o_73->name = 'http-equiv';
   $o_73->mandatory = true;
-  $o_73->value = 'text/javascript';
-  $o_71->attrs[] = $o_73;
-  $o_0->tags[] = $o_71;
-  $o_74 = new TagSpec();
-  $o_74->tag_name = 'meta';
-  $o_74->spec_name = 'meta http-equiv=resource-type';
-  $o_75 = new AttrSpec();
-  $o_75->name = 'http-equiv';
-  $o_75->mandatory = true;
-  $o_75->value = 'RESOURCE-TYPE';
-  $o_75->dispatch_key = true;
-  $o_74->attrs[] = $o_75;
+  $o_73->dispatch_key = true;
+  $o_73->value_casei = 'content-language';
+  $o_72->attrs[] = $o_73;
+  $o_74 = new AttrSpec();
+  $o_74->name = 'content';
+  $o_74->mandatory = true;
+  $o_72->attrs[] = $o_74;
+  $o_72->spec_url = 'https://www.ampproject.org/docs/reference/spec.html#html-tags';
+  $o_0->tags[] = $o_72;
+  $o_75 = new TagSpec();
+  $o_75->tag_name = 'meta';
+  $o_75->spec_name = 'meta http-equiv=pics-label';
   $o_76 = new AttrSpec();
-  $o_76->name = 'content';
+  $o_76->name = 'http-equiv';
   $o_76->mandatory = true;
-  $o_74->attrs[] = $o_76;
-  $o_0->tags[] = $o_74;
-  $o_77 = new TagSpec();
-  $o_77->tag_name = 'style';
-  $o_77->spec_name = 'style amp-custom';
-  $o_77->unique = true;
-  $o_77->mandatory_parent = 'head';
-  $o_78 = new AttrSpec();
-  $o_78->name = 'amp-custom';
-  $o_78->mandatory = true;
-  $o_78->value = '';
-  $o_77->attrs[] = $o_78;
+  $o_76->dispatch_key = true;
+  $o_76->value_casei = 'pics-label';
+  $o_75->attrs[] = $o_76;
+  $o_77 = new AttrSpec();
+  $o_77->name = 'content';
+  $o_77->mandatory = true;
+  $o_75->attrs[] = $o_77;
+  $o_75->spec_url = 'https://www.ampproject.org/docs/reference/spec.html#html-tags';
+  $o_0->tags[] = $o_75;
+  $o_78 = new TagSpec();
+  $o_78->tag_name = 'meta';
+  $o_78->spec_name = 'meta http-equiv=imagetoolbar';
   $o_79 = new AttrSpec();
-  $o_79->name = 'type';
-  $o_79->value = 'text/css';
-  $o_77->attrs[] = $o_79;
-  $o_77->spec_url = 'https://www.ampproject.org/docs/reference/spec.html#stylesheets';
-  $o_80 = new CdataSpec();
-  $o_80->max_bytes = 50000;
-  $o_80->max_bytes_spec_url = 'https://www.ampproject.org/docs/reference/spec.html#maximum-size';
-  $o_81 = new BlackListedCDataRegex();
-  $o_81->regex = '<!--';
-  $o_81->error_message = 'html comments';
-  $o_80->blacklisted_cdata_regex[] = $o_81;
-  $o_82 = new BlackListedCDataRegex();
-  $o_82->regex = '\\.i?-amp-';
-  $o_82->error_message = 'CSS -amp- class name prefix';
-  $o_80->blacklisted_cdata_regex[] = $o_82;
-  $o_83 = new BlackListedCDataRegex();
-  $o_83->regex = '!important';
-  $o_83->error_message = 'CSS !important';
-  $o_80->blacklisted_cdata_regex[] = $o_83;
-  $o_84 = new CssSpec();
-  $o_85 = new AtRuleSpec();
-  $o_85->name = 'font-face';
-  $o_85->type = AtRuleSpecBlockType::PARSE_AS_DECLARATIONS;
-  $o_84->at_rule_spec[] = $o_85;
-  $o_86 = new AtRuleSpec();
-  $o_86->name = 'keyframes';
-  $o_86->type = AtRuleSpecBlockType::PARSE_AS_RULES;
-  $o_84->at_rule_spec[] = $o_86;
-  $o_87 = new AtRuleSpec();
-  $o_87->name = 'media';
-  $o_87->type = AtRuleSpecBlockType::PARSE_AS_RULES;
-  $o_84->at_rule_spec[] = $o_87;
-  $o_88 = new AtRuleSpec();
-  $o_88->name = 'supports';
-  $o_88->type = AtRuleSpecBlockType::PARSE_AS_RULES;
-  $o_84->at_rule_spec[] = $o_88;
-  $o_89 = new AtRuleSpec();
-  $o_89->name = '-moz-keyframes';
-  $o_89->type = AtRuleSpecBlockType::PARSE_AS_RULES;
-  $o_84->at_rule_spec[] = $o_89;
-  $o_90 = new AtRuleSpec();
-  $o_90->name = '-o-keyframes';
-  $o_90->type = AtRuleSpecBlockType::PARSE_AS_RULES;
-  $o_84->at_rule_spec[] = $o_90;
-  $o_91 = new AtRuleSpec();
-  $o_91->name = '-webkit-keyframes';
-  $o_91->type = AtRuleSpecBlockType::PARSE_AS_RULES;
-  $o_84->at_rule_spec[] = $o_91;
-  $o_92 = new AtRuleSpec();
-  $o_92->name = '$DEFAULT';
-  $o_92->type = AtRuleSpecBlockType::PARSE_AS_ERROR;
-  $o_84->at_rule_spec[] = $o_92;
-  $o_93 = new UrlSpec();
-  $o_93->allowed_protocol = ['https', 'http', 'data', 'absolute'];
-  $o_93->allow_relative = true;
-  $o_93->allow_empty = true;
-  $o_84->image_url_spec = $o_93;
-  $o_94 = new UrlSpec();
-  $o_94->allowed_protocol = ['https', 'http', 'data'];
-  $o_94->allow_relative = true;
-  $o_94->allow_empty = true;
-  $o_84->font_url_spec = $o_94;
-  $o_80->css_spec = $o_84;
-  $o_77->cdata = $o_80;
-  $o_0->tags[] = $o_77;
-  $o_95 = new TagSpec();
-  $o_95->tag_name = 'style';
-  $o_95->spec_name = 'head > style[amp-boilerplate] - old variant';
-  $o_95->mandatory_alternatives = 'head > style[amp-boilerplate]';
-  $o_95->unique = true;
-  $o_95->mandatory_parent = 'head';
-  $o_95->spec_url = 'https://github.com/ampproject/amphtml/blob/master/spec/amp-boilerplate.md';
-  $o_96 = new CdataSpec();
-  $o_96->cdata_regex = 'body ?{opacity: ?0}';
-  $o_95->cdata = $o_96;
-  $o_95->deprecation = 'head > style[amp-boilerplate]';
-  $o_95->deprecation_url = 'https://github.com/ampproject/amphtml/blob/master/spec/amp-boilerplate.md';
-  $o_0->tags[] = $o_95;
-  $o_97 = new TagSpec();
-  $o_97->tag_name = 'style';
-  $o_97->spec_name = 'noscript > style[amp-boilerplate] - old variant';
-  $o_97->mandatory_alternatives = 'noscript > style[amp-boilerplate]';
-  $o_97->unique = true;
-  $o_97->mandatory_parent = 'noscript';
-  $o_97->spec_url = 'https://github.com/ampproject/amphtml/blob/master/spec/amp-boilerplate.md';
-  $o_98 = new CdataSpec();
-  $o_98->cdata_regex = 'body ?{opacity: ?1}';
-  $o_97->cdata = $o_98;
-  $o_97->deprecation = 'noscript > style[amp-boilerplate]';
-  $o_97->deprecation_url = 'https://github.com/ampproject/amphtml/blob/master/spec/amp-boilerplate.md';
-  $o_0->tags[] = $o_97;
-  $o_99 = new TagSpec();
-  $o_99->tag_name = 'style';
-  $o_99->spec_name = 'head > style[amp-boilerplate]';
-  $o_99->mandatory_alternatives = 'head > style[amp-boilerplate]';
-  $o_99->unique = true;
-  $o_99->mandatory_parent = 'head';
-  $o_100 = new AttrSpec();
-  $o_100->name = 'amp-boilerplate';
-  $o_100->mandatory = true;
-  $o_100->value = '';
-  $o_100->dispatch_key = true;
-  $o_99->attrs[] = $o_100;
-  $o_99->spec_url = 'https://github.com/ampproject/amphtml/blob/master/spec/amp-boilerplate.md';
-  $o_101 = new CdataSpec();
-  $o_101->cdata_regex = '\\s*body{-webkit-animation:-amp-start\\s+8s\\s+steps\\(1,end\\)\\s+0s\\s+1\\s+normal\\s+both;-moz-animation:-amp-start\\s+8s\\s+steps\\(1,end\\)\\s+0s\\s+1\\s+normal\\s+both;-ms-animation:-amp-start\\s+8s\\s+steps\\(1,end\\)\\s+0s\\s+1\\s+normal\\s+both;animation:-amp-start\\s+8s\\s+steps\\(1,end\\)\\s+0s\\s+1\\s+normal\\s+both}@-webkit-keyframes\\s+-amp-start{from{visibility:hidden}to{visibility:visible}}@-moz-keyframes\\s+-amp-start{from{visibility:hidden}to{visibility:visible}}@-ms-keyframes\\s+-amp-start{from{visibility:hidden}to{visibility:visible}}@-o-keyframes\\s+-amp-start{from{visibility:hidden}to{visibility:visible}}@keyframes\\s+-amp-start{from{visibility:hidden}to{visibility:visible}}\\s*';
-  $o_99->cdata = $o_101;
-  $o_99->also_requires_tag = ['noscript > style[amp-boilerplate]'];
-  $o_0->tags[] = $o_99;
-  $o_102 = new TagSpec();
-  $o_102->tag_name = 'style';
-  $o_102->spec_name = 'noscript > style[amp-boilerplate]';
-  $o_102->mandatory_alternatives = 'noscript > style[amp-boilerplate]';
-  $o_102->unique = true;
-  $o_102->mandatory_parent = 'noscript';
-  $o_103 = new AttrSpec();
-  $o_103->name = 'amp-boilerplate';
-  $o_103->mandatory = true;
-  $o_103->value = '';
-  $o_103->dispatch_key = true;
-  $o_102->attrs[] = $o_103;
-  $o_102->spec_url = 'https://github.com/ampproject/amphtml/blob/master/spec/amp-boilerplate.md';
-  $o_104 = new CdataSpec();
-  $o_104->cdata_regex = '\\s*body{-webkit-animation:none;-moz-animation:none;-ms-animation:none;animation:none}\\s*';
-  $o_102->cdata = $o_104;
-  $o_102->also_requires_tag = ['head > style[amp-boilerplate]'];
-  $o_0->tags[] = $o_102;
-  $o_105 = new TagSpec();
-  $o_105->tag_name = 'body';
-  $o_105->mandatory = true;
-  $o_105->unique = true;
-  $o_105->mandatory_parent = 'html';
-  $o_105->spec_url = 'https://www.ampproject.org/docs/reference/spec.html#required-markup';
-  $o_0->tags[] = $o_105;
-  $o_106 = new TagSpec();
-  $o_106->tag_name = 'article';
-  $o_0->tags[] = $o_106;
-  $o_107 = new TagSpec();
-  $o_107->tag_name = 'section';
-  $o_107->disallowed_ancestor = ['amp-accordion'];
-  $o_0->tags[] = $o_107;
-  $o_108 = new TagSpec();
-  $o_108->tag_name = 'nav';
-  $o_0->tags[] = $o_108;
-  $o_109 = new TagSpec();
-  $o_109->tag_name = 'aside';
-  $o_0->tags[] = $o_109;
-  $o_110 = new TagSpec();
-  $o_110->tag_name = 'h1';
-  $o_111 = new AttrSpec();
-  $o_111->name = 'align';
-  $o_110->attrs[] = $o_111;
-  $o_0->tags[] = $o_110;
+  $o_79->name = 'http-equiv';
+  $o_79->mandatory = true;
+  $o_79->dispatch_key = true;
+  $o_79->value_casei = 'imagetoolbar';
+  $o_78->attrs[] = $o_79;
+  $o_80 = new AttrSpec();
+  $o_80->name = 'content';
+  $o_80->mandatory = true;
+  $o_78->attrs[] = $o_80;
+  $o_78->spec_url = 'https://www.ampproject.org/docs/reference/spec.html#html-tags';
+  $o_0->tags[] = $o_78;
+  $o_81 = new TagSpec();
+  $o_81->tag_name = 'meta';
+  $o_81->spec_name = 'meta http-equiv=Content-Style-Type';
+  $o_82 = new AttrSpec();
+  $o_82->name = 'http-equiv';
+  $o_82->mandatory = true;
+  $o_82->dispatch_key = true;
+  $o_82->value_casei = 'content-style-type';
+  $o_81->attrs[] = $o_82;
+  $o_83 = new AttrSpec();
+  $o_83->name = 'content';
+  $o_83->mandatory = true;
+  $o_83->value_casei = 'text/css';
+  $o_81->attrs[] = $o_83;
+  $o_81->spec_url = 'https://www.ampproject.org/docs/reference/spec.html#html-tags';
+  $o_0->tags[] = $o_81;
+  $o_84 = new TagSpec();
+  $o_84->tag_name = 'meta';
+  $o_84->spec_name = 'meta http-equiv=Content-Script-Type';
+  $o_85 = new AttrSpec();
+  $o_85->name = 'http-equiv';
+  $o_85->mandatory = true;
+  $o_85->dispatch_key = true;
+  $o_85->value_casei = 'content-script-type';
+  $o_84->attrs[] = $o_85;
+  $o_86 = new AttrSpec();
+  $o_86->name = 'content';
+  $o_86->mandatory = true;
+  $o_86->value_casei = 'text/javascript';
+  $o_84->attrs[] = $o_86;
+  $o_84->spec_url = 'https://www.ampproject.org/docs/reference/spec.html#html-tags';
+  $o_0->tags[] = $o_84;
+  $o_87 = new TagSpec();
+  $o_87->tag_name = 'meta';
+  $o_87->spec_name = 'meta http-equiv=origin-trial';
+  $o_88 = new AttrSpec();
+  $o_88->name = 'http-equiv';
+  $o_88->mandatory = true;
+  $o_88->dispatch_key = true;
+  $o_88->value_casei = 'origin-trial';
+  $o_87->attrs[] = $o_88;
+  $o_89 = new AttrSpec();
+  $o_89->name = 'content';
+  $o_89->mandatory = true;
+  $o_87->attrs[] = $o_89;
+  $o_87->spec_url = 'https://www.ampproject.org/docs/reference/spec.html#html-tags';
+  $o_0->tags[] = $o_87;
+  $o_90 = new TagSpec();
+  $o_90->tag_name = 'meta';
+  $o_90->spec_name = 'meta http-equiv=resource-type';
+  $o_91 = new AttrSpec();
+  $o_91->name = 'http-equiv';
+  $o_91->mandatory = true;
+  $o_91->dispatch_key = true;
+  $o_91->value_casei = 'resource-type';
+  $o_90->attrs[] = $o_91;
+  $o_92 = new AttrSpec();
+  $o_92->name = 'content';
+  $o_92->mandatory = true;
+  $o_90->attrs[] = $o_92;
+  $o_90->spec_url = 'https://www.ampproject.org/docs/reference/spec.html#html-tags';
+  $o_0->tags[] = $o_90;
+  $o_93 = new TagSpec();
+  $o_93->tag_name = 'style';
+  $o_93->spec_name = 'style amp-custom';
+  $o_93->unique = true;
+  $o_93->mandatory_parent = 'head';
+  $o_94 = new AttrSpec();
+  $o_94->name = 'amp-custom';
+  $o_94->mandatory = true;
+  $o_94->value = '';
+  $o_93->attrs[] = $o_94;
+  $o_95 = new AttrSpec();
+  $o_95->name = 'nonce';
+  $o_93->attrs[] = $o_95;
+  $o_96 = new AttrSpec();
+  $o_96->name = 'type';
+  $o_96->value_casei = 'text/css';
+  $o_93->attrs[] = $o_96;
+  $o_93->spec_url = 'https://www.ampproject.org/docs/reference/spec.html#stylesheets';
+  $o_97 = new CdataSpec();
+  $o_97->max_bytes = 50000;
+  $o_97->max_bytes_spec_url = 'https://www.ampproject.org/docs/reference/spec.html#maximum-size';
+  $o_98 = new BlackListedCDataRegex();
+  $o_98->regex = '<!--';
+  $o_98->error_message = 'html comments';
+  $o_97->blacklisted_cdata_regex[] = $o_98;
+  $o_99 = new BlackListedCDataRegex();
+  $o_99->regex = '(^|\\W)i-amphtml-';
+  $o_99->error_message = 'CSS i-amphtml- name prefix';
+  $o_97->blacklisted_cdata_regex[] = $o_99;
+  $o_100 = new BlackListedCDataRegex();
+  $o_100->regex = '!important';
+  $o_100->error_message = 'CSS !important';
+  $o_97->blacklisted_cdata_regex[] = $o_100;
+  $o_101 = new CssSpec();
+  $o_102 = new AtRuleSpec();
+  $o_102->name = 'font-face';
+  $o_102->type = AtRuleSpecBlockType::PARSE_AS_DECLARATIONS;
+  $o_101->at_rule_spec[] = $o_102;
+  $o_103 = new AtRuleSpec();
+  $o_103->name = 'keyframes';
+  $o_103->type = AtRuleSpecBlockType::PARSE_AS_RULES;
+  $o_101->at_rule_spec[] = $o_103;
+  $o_104 = new AtRuleSpec();
+  $o_104->name = 'media';
+  $o_104->type = AtRuleSpecBlockType::PARSE_AS_RULES;
+  $o_101->at_rule_spec[] = $o_104;
+  $o_105 = new AtRuleSpec();
+  $o_105->name = 'supports';
+  $o_105->type = AtRuleSpecBlockType::PARSE_AS_RULES;
+  $o_101->at_rule_spec[] = $o_105;
+  $o_106 = new AtRuleSpec();
+  $o_106->name = '-moz-keyframes';
+  $o_106->type = AtRuleSpecBlockType::PARSE_AS_RULES;
+  $o_101->at_rule_spec[] = $o_106;
+  $o_107 = new AtRuleSpec();
+  $o_107->name = '-o-keyframes';
+  $o_107->type = AtRuleSpecBlockType::PARSE_AS_RULES;
+  $o_101->at_rule_spec[] = $o_107;
+  $o_108 = new AtRuleSpec();
+  $o_108->name = '-webkit-keyframes';
+  $o_108->type = AtRuleSpecBlockType::PARSE_AS_RULES;
+  $o_101->at_rule_spec[] = $o_108;
+  $o_109 = new AtRuleSpec();
+  $o_109->name = '$DEFAULT';
+  $o_109->type = AtRuleSpecBlockType::PARSE_AS_ERROR;
+  $o_101->at_rule_spec[] = $o_109;
+  $o_110 = new UrlSpec();
+  $o_110->allowed_protocol = ['https', 'http', 'data', 'absolute'];
+  $o_110->allow_relative = true;
+  $o_110->allow_empty = true;
+  $o_101->image_url_spec = $o_110;
+  $o_111 = new UrlSpec();
+  $o_111->allowed_protocol = ['https', 'http', 'data'];
+  $o_111->allow_relative = true;
+  $o_111->allow_empty = true;
+  $o_101->font_url_spec = $o_111;
+  $o_97->css_spec = $o_101;
+  $o_93->cdata = $o_97;
+  $o_93->html_format = [TagSpecHtmlFormat::AMP];
+  $o_0->tags[] = $o_93;
   $o_112 = new TagSpec();
-  $o_112->tag_name = 'h2';
+  $o_112->tag_name = 'style';
+  $o_112->spec_name = 'style amp-custom (AMP4ADS)';
+  $o_112->unique = true;
+  $o_112->mandatory_parent = 'head';
   $o_113 = new AttrSpec();
-  $o_113->name = 'align';
+  $o_113->name = 'amp-custom';
+  $o_113->mandatory = true;
+  $o_113->value = '';
   $o_112->attrs[] = $o_113;
-  $o_0->tags[] = $o_112;
-  $o_114 = new TagSpec();
-  $o_114->tag_name = 'h3';
+  $o_114 = new AttrSpec();
+  $o_114->name = 'nonce';
+  $o_112->attrs[] = $o_114;
   $o_115 = new AttrSpec();
-  $o_115->name = 'align';
-  $o_114->attrs[] = $o_115;
-  $o_0->tags[] = $o_114;
-  $o_116 = new TagSpec();
-  $o_116->tag_name = 'h4';
-  $o_117 = new AttrSpec();
-  $o_117->name = 'align';
-  $o_116->attrs[] = $o_117;
-  $o_0->tags[] = $o_116;
-  $o_118 = new TagSpec();
-  $o_118->tag_name = 'h5';
-  $o_119 = new AttrSpec();
-  $o_119->name = 'align';
-  $o_118->attrs[] = $o_119;
-  $o_0->tags[] = $o_118;
-  $o_120 = new TagSpec();
-  $o_120->tag_name = 'h6';
-  $o_121 = new AttrSpec();
-  $o_121->name = 'align';
-  $o_120->attrs[] = $o_121;
-  $o_0->tags[] = $o_120;
-  $o_122 = new TagSpec();
-  $o_122->tag_name = 'header';
-  $o_0->tags[] = $o_122;
-  $o_123 = new TagSpec();
-  $o_123->tag_name = 'footer';
-  $o_0->tags[] = $o_123;
-  $o_124 = new TagSpec();
-  $o_124->tag_name = 'address';
-  $o_0->tags[] = $o_124;
-  $o_125 = new TagSpec();
-  $o_125->tag_name = 'p';
-  $o_126 = new AttrSpec();
-  $o_126->name = 'align';
-  $o_125->attrs[] = $o_126;
-  $o_0->tags[] = $o_125;
-  $o_127 = new TagSpec();
-  $o_127->tag_name = 'hr';
-  $o_0->tags[] = $o_127;
-  $o_128 = new TagSpec();
-  $o_128->tag_name = 'pre';
-  $o_0->tags[] = $o_128;
-  $o_129 = new TagSpec();
-  $o_129->tag_name = 'blockquote';
-  $o_130 = new AttrSpec();
-  $o_130->name = 'align';
-  $o_129->attrs[] = $o_130;
-  $o_129->attr_lists = ['cite-attr'];
-  $o_0->tags[] = $o_129;
+  $o_115->name = 'type';
+  $o_115->value_casei = 'text/css';
+  $o_112->attrs[] = $o_115;
+  $o_112->spec_url = 'https://github.com/ampproject/amphtml/blob/master/extensions/amp-a4a/amp-a4a-format.md#css';
+  $o_116 = new CdataSpec();
+  $o_116->max_bytes = 20000;
+  $o_116->max_bytes_spec_url = 'https://github.com/ampproject/amphtml/blob/master/extensions/amp-a4a/amp-a4a-format.md#css';
+  $o_117 = new BlackListedCDataRegex();
+  $o_117->regex = '<!--';
+  $o_117->error_message = 'html comments';
+  $o_116->blacklisted_cdata_regex[] = $o_117;
+  $o_118 = new BlackListedCDataRegex();
+  $o_118->regex = '(^|\\W)i-amphtml-';
+  $o_118->error_message = 'CSS i-amphtml- name prefix';
+  $o_116->blacklisted_cdata_regex[] = $o_118;
+  $o_119 = new BlackListedCDataRegex();
+  $o_119->regex = '!important';
+  $o_119->error_message = 'CSS !important';
+  $o_116->blacklisted_cdata_regex[] = $o_119;
+  $o_120 = new CssSpec();
+  $o_121 = new AtRuleSpec();
+  $o_121->name = 'font-face';
+  $o_121->type = AtRuleSpecBlockType::PARSE_AS_DECLARATIONS;
+  $o_120->at_rule_spec[] = $o_121;
+  $o_122 = new AtRuleSpec();
+  $o_122->name = 'keyframes';
+  $o_122->type = AtRuleSpecBlockType::PARSE_AS_RULES;
+  $o_120->at_rule_spec[] = $o_122;
+  $o_123 = new AtRuleSpec();
+  $o_123->name = 'media';
+  $o_123->type = AtRuleSpecBlockType::PARSE_AS_RULES;
+  $o_120->at_rule_spec[] = $o_123;
+  $o_124 = new AtRuleSpec();
+  $o_124->name = 'supports';
+  $o_124->type = AtRuleSpecBlockType::PARSE_AS_RULES;
+  $o_120->at_rule_spec[] = $o_124;
+  $o_125 = new AtRuleSpec();
+  $o_125->name = '-moz-keyframes';
+  $o_125->type = AtRuleSpecBlockType::PARSE_AS_RULES;
+  $o_120->at_rule_spec[] = $o_125;
+  $o_126 = new AtRuleSpec();
+  $o_126->name = '-o-keyframes';
+  $o_126->type = AtRuleSpecBlockType::PARSE_AS_RULES;
+  $o_120->at_rule_spec[] = $o_126;
+  $o_127 = new AtRuleSpec();
+  $o_127->name = '-webkit-keyframes';
+  $o_127->type = AtRuleSpecBlockType::PARSE_AS_RULES;
+  $o_120->at_rule_spec[] = $o_127;
+  $o_128 = new AtRuleSpec();
+  $o_128->name = '$DEFAULT';
+  $o_128->type = AtRuleSpecBlockType::PARSE_AS_ERROR;
+  $o_120->at_rule_spec[] = $o_128;
+  $o_129 = new UrlSpec();
+  $o_129->allowed_protocol = ['https', 'http', 'data', 'absolute'];
+  $o_129->allow_relative = true;
+  $o_129->allow_empty = true;
+  $o_120->image_url_spec = $o_129;
+  $o_130 = new UrlSpec();
+  $o_130->allowed_protocol = ['https', 'http', 'data'];
+  $o_130->allow_relative = true;
+  $o_130->allow_empty = true;
+  $o_120->font_url_spec = $o_130;
+  $o_120->validate_amp4ads = true;
+  $o_116->css_spec = $o_120;
+  $o_112->cdata = $o_116;
+  $o_112->html_format = [TagSpecHtmlFormat::AMP4ADS];
+  $o_0->tags[] = $o_112;
   $o_131 = new TagSpec();
-  $o_131->tag_name = 'ol';
+  $o_131->tag_name = 'style';
+  $o_131->spec_name = 'head > style[amp-boilerplate] - old variant';
+  $o_131->mandatory_alternatives = 'head > style[amp-boilerplate]';
+  $o_131->unique = true;
+  $o_131->mandatory_parent = 'head';
   $o_132 = new AttrSpec();
-  $o_132->name = 'reversed';
-  $o_132->value = '';
+  $o_132->name = 'nonce';
   $o_131->attrs[] = $o_132;
-  $o_133 = new AttrSpec();
-  $o_133->name = 'start';
-  $o_133->value_regex = '[0-9]*';
-  $o_131->attrs[] = $o_133;
-  $o_134 = new AttrSpec();
-  $o_134->name = 'type';
-  $o_134->value_regex = '[1AaIi]';
-  $o_131->attrs[] = $o_134;
+  $o_131->spec_url = 'https://github.com/ampproject/amphtml/blob/master/spec/amp-boilerplate.md';
+  $o_133 = new CdataSpec();
+  $o_133->cdata_regex = 'body ?{opacity: ?0}';
+  $o_131->cdata = $o_133;
+  $o_131->deprecation = 'head > style[amp-boilerplate]';
+  $o_131->deprecation_url = 'https://github.com/ampproject/amphtml/blob/master/spec/amp-boilerplate.md';
+  $o_131->html_format = [TagSpecHtmlFormat::AMP];
   $o_0->tags[] = $o_131;
-  $o_135 = new TagSpec();
-  $o_135->tag_name = 'ul';
-  $o_0->tags[] = $o_135;
-  $o_136 = new TagSpec();
-  $o_136->tag_name = 'li';
-  $o_137 = new AttrSpec();
-  $o_137->name = 'value';
-  $o_137->value_regex = '[0-9]*';
-  $o_136->attrs[] = $o_137;
-  $o_0->tags[] = $o_136;
-  $o_138 = new TagSpec();
-  $o_138->tag_name = 'dl';
-  $o_0->tags[] = $o_138;
-  $o_139 = new TagSpec();
-  $o_139->tag_name = 'dt';
-  $o_0->tags[] = $o_139;
-  $o_140 = new TagSpec();
-  $o_140->tag_name = 'dd';
-  $o_0->tags[] = $o_140;
+  $o_134 = new TagSpec();
+  $o_134->tag_name = 'style';
+  $o_134->spec_name = 'noscript > style[amp-boilerplate] - old variant';
+  $o_134->mandatory_alternatives = 'noscript > style[amp-boilerplate]';
+  $o_134->unique = true;
+  $o_134->mandatory_parent = 'noscript';
+  $o_135 = new AttrSpec();
+  $o_135->name = 'nonce';
+  $o_134->attrs[] = $o_135;
+  $o_134->spec_url = 'https://github.com/ampproject/amphtml/blob/master/spec/amp-boilerplate.md';
+  $o_136 = new CdataSpec();
+  $o_136->cdata_regex = 'body ?{opacity: ?1}';
+  $o_134->cdata = $o_136;
+  $o_134->deprecation = 'noscript > style[amp-boilerplate]';
+  $o_134->deprecation_url = 'https://github.com/ampproject/amphtml/blob/master/spec/amp-boilerplate.md';
+  $o_134->html_format = [TagSpecHtmlFormat::AMP];
+  $o_0->tags[] = $o_134;
+  $o_137 = new TagSpec();
+  $o_137->tag_name = 'style';
+  $o_137->spec_name = 'head > style[amp-boilerplate]';
+  $o_137->mandatory_alternatives = 'head > style[amp-boilerplate]';
+  $o_137->unique = true;
+  $o_137->mandatory_parent = 'head';
+  $o_138 = new AttrSpec();
+  $o_138->name = 'amp-boilerplate';
+  $o_138->mandatory = true;
+  $o_138->value = '';
+  $o_138->dispatch_key = true;
+  $o_137->attrs[] = $o_138;
+  $o_139 = new AttrSpec();
+  $o_139->name = 'nonce';
+  $o_137->attrs[] = $o_139;
+  $o_137->spec_url = 'https://github.com/ampproject/amphtml/blob/master/spec/amp-boilerplate.md';
+  $o_140 = new CdataSpec();
+  $o_140->cdata_regex = '\\s*body{-webkit-animation:-amp-start\\s+8s\\s+steps\\(1,end\\)\\s+0s\\s+1\\s+normal\\s+both;-moz-animation:-amp-start\\s+8s\\s+steps\\(1,end\\)\\s+0s\\s+1\\s+normal\\s+both;-ms-animation:-amp-start\\s+8s\\s+steps\\(1,end\\)\\s+0s\\s+1\\s+normal\\s+both;animation:-amp-start\\s+8s\\s+steps\\(1,end\\)\\s+0s\\s+1\\s+normal\\s+both}@-webkit-keyframes\\s+-amp-start{from{visibility:hidden}to{visibility:visible}}@-moz-keyframes\\s+-amp-start{from{visibility:hidden}to{visibility:visible}}@-ms-keyframes\\s+-amp-start{from{visibility:hidden}to{visibility:visible}}@-o-keyframes\\s+-amp-start{from{visibility:hidden}to{visibility:visible}}@keyframes\\s+-amp-start{from{visibility:hidden}to{visibility:visible}}\\s*';
+  $o_137->cdata = $o_140;
+  $o_137->also_requires_tag = ['noscript > style[amp-boilerplate]'];
+  $o_137->html_format = [TagSpecHtmlFormat::AMP];
+  $o_0->tags[] = $o_137;
   $o_141 = new TagSpec();
-  $o_141->tag_name = 'figure';
+  $o_141->tag_name = 'style';
+  $o_141->spec_name = 'head > style[amp4ads-boilerplate]';
+  $o_141->unique = true;
+  $o_141->mandatory_parent = 'head';
+  $o_142 = new AttrSpec();
+  $o_142->name = 'amp4ads-boilerplate';
+  $o_142->mandatory = true;
+  $o_142->value = '';
+  $o_142->dispatch_key = true;
+  $o_141->attrs[] = $o_142;
+  $o_143 = new AttrSpec();
+  $o_143->name = 'nonce';
+  $o_141->attrs[] = $o_143;
+  $o_141->spec_url = 'https://github.com/ampproject/amphtml/blob/master/extensions/amp-a4a/amp-a4a-format.md#boilerplate';
+  $o_144 = new CdataSpec();
+  $o_144->cdata_regex = '\\s*body{visibility:hidden}\\s*';
+  $o_141->cdata = $o_144;
+  $o_141->html_format = [TagSpecHtmlFormat::AMP4ADS];
   $o_0->tags[] = $o_141;
-  $o_142 = new TagSpec();
-  $o_142->tag_name = 'figcaption';
-  $o_0->tags[] = $o_142;
-  $o_143 = new TagSpec();
-  $o_143->tag_name = 'div';
-  $o_144 = new AttrSpec();
-  $o_144->name = 'align';
-  $o_143->attrs[] = $o_144;
-  $o_0->tags[] = $o_143;
   $o_145 = new TagSpec();
-  $o_145->tag_name = 'main';
-  $o_0->tags[] = $o_145;
-  $o_146 = new TagSpec();
-  $o_146->tag_name = 'a';
+  $o_145->tag_name = 'style';
+  $o_145->spec_name = 'noscript > style[amp-boilerplate]';
+  $o_145->mandatory_alternatives = 'noscript > style[amp-boilerplate]';
+  $o_145->unique = true;
+  $o_145->mandatory_parent = 'noscript';
+  $o_146 = new AttrSpec();
+  $o_146->name = 'amp-boilerplate';
+  $o_146->mandatory = true;
+  $o_146->value = '';
+  $o_146->dispatch_key = true;
+  $o_145->attrs[] = $o_146;
   $o_147 = new AttrSpec();
-  $o_147->name = 'href';
-  $o_148 = new UrlSpec();
-  $o_148->allowed_protocol = ['ftp', 'http', 'https', 'mailto', 'fb-messenger', 'sms', 'tel', 'viber', 'whatsapp'];
-  $o_148->allow_relative = true;
-  $o_147->value_url = $o_148;
-  $o_146->attrs[] = $o_147;
-  $o_149 = new AttrSpec();
-  $o_149->name = 'hreflang';
-  $o_146->attrs[] = $o_149;
-  $o_150 = new AttrSpec();
-  $o_150->name = 'rel';
-  $o_150->blacklisted_value_regex = '(^|\\s)(canonical|components|dns-prefetch|import|manifest|preconnect|prefetch|preload|prerender|serviceworker|stylesheet|subresource|)(\\s|$)';
-  $o_146->attrs[] = $o_150;
-  $o_151 = new AttrSpec();
-  $o_151->name = 'role';
-  $o_151->implicit = true;
-  $o_146->attrs[] = $o_151;
-  $o_152 = new AttrSpec();
-  $o_152->name = 'tabindex';
-  $o_152->implicit = true;
-  $o_146->attrs[] = $o_152;
-  $o_153 = new AttrSpec();
-  $o_153->name = 'target';
-  $o_153->value_regex = '(_blank|_self)';
-  $o_146->attrs[] = $o_153;
-  $o_154 = new AttrSpec();
-  $o_154->name = 'download';
-  $o_146->attrs[] = $o_154;
+  $o_147->name = 'nonce';
+  $o_145->attrs[] = $o_147;
+  $o_145->spec_url = 'https://github.com/ampproject/amphtml/blob/master/spec/amp-boilerplate.md';
+  $o_148 = new CdataSpec();
+  $o_148->cdata_regex = '\\s*body{-webkit-animation:none;-moz-animation:none;-ms-animation:none;animation:none}\\s*';
+  $o_145->cdata = $o_148;
+  $o_145->also_requires_tag = ['head > style[amp-boilerplate]'];
+  $o_145->html_format = [TagSpecHtmlFormat::AMP];
+  $o_0->tags[] = $o_145;
+  $o_149 = new TagSpec();
+  $o_149->tag_name = 'body';
+  $o_149->mandatory = true;
+  $o_149->unique = true;
+  $o_149->mandatory_parent = 'html';
+  $o_149->spec_url = 'https://www.ampproject.org/docs/reference/spec.html#required-markup';
+  $o_0->tags[] = $o_149;
+  $o_150 = new TagSpec();
+  $o_150->tag_name = 'article';
+  $o_0->tags[] = $o_150;
+  $o_151 = new TagSpec();
+  $o_151->tag_name = 'section';
+  $o_151->disallowed_ancestor = ['AMP-ACCORDION'];
+  $o_0->tags[] = $o_151;
+  $o_152 = new TagSpec();
+  $o_152->tag_name = 'nav';
+  $o_0->tags[] = $o_152;
+  $o_153 = new TagSpec();
+  $o_153->tag_name = 'aside';
+  $o_0->tags[] = $o_153;
+  $o_154 = new TagSpec();
+  $o_154->tag_name = 'h1';
   $o_155 = new AttrSpec();
-  $o_155->name = 'media';
-  $o_146->attrs[] = $o_155;
-  $o_156 = new AttrSpec();
-  $o_156->name = 'type';
-  $o_156->value = 'text/html';
-  $o_146->attrs[] = $o_156;
+  $o_155->name = 'align';
+  $o_154->attrs[] = $o_155;
+  $o_0->tags[] = $o_154;
+  $o_156 = new TagSpec();
+  $o_156->tag_name = 'h2';
   $o_157 = new AttrSpec();
-  $o_157->name = 'border';
-  $o_146->attrs[] = $o_157;
-  $o_158 = new AttrSpec();
-  $o_158->name = 'name';
-  $o_146->attrs[] = $o_158;
-  $o_0->tags[] = $o_146;
-  $o_159 = new TagSpec();
-  $o_159->tag_name = 'em';
-  $o_0->tags[] = $o_159;
+  $o_157->name = 'align';
+  $o_156->attrs[] = $o_157;
+  $o_0->tags[] = $o_156;
+  $o_158 = new TagSpec();
+  $o_158->tag_name = 'h3';
+  $o_159 = new AttrSpec();
+  $o_159->name = 'align';
+  $o_158->attrs[] = $o_159;
+  $o_0->tags[] = $o_158;
   $o_160 = new TagSpec();
-  $o_160->tag_name = 'strong';
+  $o_160->tag_name = 'h4';
+  $o_161 = new AttrSpec();
+  $o_161->name = 'align';
+  $o_160->attrs[] = $o_161;
   $o_0->tags[] = $o_160;
-  $o_161 = new TagSpec();
-  $o_161->tag_name = 'small';
-  $o_0->tags[] = $o_161;
   $o_162 = new TagSpec();
-  $o_162->tag_name = 's';
+  $o_162->tag_name = 'h5';
+  $o_163 = new AttrSpec();
+  $o_163->name = 'align';
+  $o_162->attrs[] = $o_163;
   $o_0->tags[] = $o_162;
-  $o_163 = new TagSpec();
-  $o_163->tag_name = 'cite';
-  $o_0->tags[] = $o_163;
   $o_164 = new TagSpec();
-  $o_164->tag_name = 'q';
-  $o_164->attr_lists = ['cite-attr'];
+  $o_164->tag_name = 'h6';
+  $o_165 = new AttrSpec();
+  $o_165->name = 'align';
+  $o_164->attrs[] = $o_165;
   $o_0->tags[] = $o_164;
-  $o_165 = new TagSpec();
-  $o_165->tag_name = 'dfn';
-  $o_0->tags[] = $o_165;
   $o_166 = new TagSpec();
-  $o_166->tag_name = 'abbr';
+  $o_166->tag_name = 'header';
   $o_0->tags[] = $o_166;
   $o_167 = new TagSpec();
-  $o_167->tag_name = 'data';
+  $o_167->tag_name = 'footer';
   $o_0->tags[] = $o_167;
   $o_168 = new TagSpec();
-  $o_168->tag_name = 'time';
-  $o_169 = new AttrSpec();
-  $o_169->name = 'datetime';
-  $o_168->attrs[] = $o_169;
+  $o_168->tag_name = 'address';
   $o_0->tags[] = $o_168;
-  $o_170 = new TagSpec();
-  $o_170->tag_name = 'code';
-  $o_0->tags[] = $o_170;
+  $o_169 = new TagSpec();
+  $o_169->tag_name = 'p';
+  $o_170 = new AttrSpec();
+  $o_170->name = 'align';
+  $o_169->attrs[] = $o_170;
+  $o_0->tags[] = $o_169;
   $o_171 = new TagSpec();
-  $o_171->tag_name = 'var';
+  $o_171->tag_name = 'hr';
   $o_0->tags[] = $o_171;
   $o_172 = new TagSpec();
-  $o_172->tag_name = 'samp';
+  $o_172->tag_name = 'pre';
   $o_0->tags[] = $o_172;
   $o_173 = new TagSpec();
-  $o_173->tag_name = 'kbd';
+  $o_173->tag_name = 'blockquote';
+  $o_174 = new AttrSpec();
+  $o_174->name = 'align';
+  $o_173->attrs[] = $o_174;
+  $o_173->attr_lists = ['cite-attr'];
   $o_0->tags[] = $o_173;
-  $o_174 = new TagSpec();
-  $o_174->tag_name = 'sub';
-  $o_0->tags[] = $o_174;
   $o_175 = new TagSpec();
-  $o_175->tag_name = 'sup';
+  $o_175->tag_name = 'ol';
+  $o_176 = new AttrSpec();
+  $o_176->name = 'reversed';
+  $o_176->value = '';
+  $o_175->attrs[] = $o_176;
+  $o_177 = new AttrSpec();
+  $o_177->name = 'start';
+  $o_177->value_regex = '[0-9]*';
+  $o_175->attrs[] = $o_177;
+  $o_178 = new AttrSpec();
+  $o_178->name = 'type';
+  $o_178->value_regex = '[1AaIi]';
+  $o_175->attrs[] = $o_178;
   $o_0->tags[] = $o_175;
-  $o_176 = new TagSpec();
-  $o_176->tag_name = 'i';
-  $o_0->tags[] = $o_176;
-  $o_177 = new TagSpec();
-  $o_177->tag_name = 'b';
-  $o_0->tags[] = $o_177;
-  $o_178 = new TagSpec();
-  $o_178->tag_name = 'u';
-  $o_0->tags[] = $o_178;
   $o_179 = new TagSpec();
-  $o_179->tag_name = 'mark';
+  $o_179->tag_name = 'ul';
   $o_0->tags[] = $o_179;
   $o_180 = new TagSpec();
-  $o_180->tag_name = 'ruby';
+  $o_180->tag_name = 'li';
+  $o_181 = new AttrSpec();
+  $o_181->name = 'value';
+  $o_181->value_regex = '[0-9]*';
+  $o_180->attrs[] = $o_181;
   $o_0->tags[] = $o_180;
-  $o_181 = new TagSpec();
-  $o_181->tag_name = 'rb';
-  $o_0->tags[] = $o_181;
   $o_182 = new TagSpec();
-  $o_182->tag_name = 'rt';
+  $o_182->tag_name = 'dl';
   $o_0->tags[] = $o_182;
   $o_183 = new TagSpec();
-  $o_183->tag_name = 'rtc';
+  $o_183->tag_name = 'dt';
   $o_0->tags[] = $o_183;
   $o_184 = new TagSpec();
-  $o_184->tag_name = 'rp';
+  $o_184->tag_name = 'dd';
   $o_0->tags[] = $o_184;
   $o_185 = new TagSpec();
-  $o_185->tag_name = 'bdi';
+  $o_185->tag_name = 'figure';
   $o_0->tags[] = $o_185;
   $o_186 = new TagSpec();
-  $o_186->tag_name = 'bdo';
-  $o_187 = new AttrSpec();
-  $o_187->name = 'dir';
-  $o_186->attrs[] = $o_187;
+  $o_186->tag_name = 'figcaption';
   $o_0->tags[] = $o_186;
-  $o_188 = new TagSpec();
-  $o_188->tag_name = 'span';
-  $o_0->tags[] = $o_188;
+  $o_187 = new TagSpec();
+  $o_187->tag_name = 'div';
+  $o_188 = new AttrSpec();
+  $o_188->name = 'align';
+  $o_187->attrs[] = $o_188;
+  $o_0->tags[] = $o_187;
   $o_189 = new TagSpec();
-  $o_189->tag_name = 'br';
+  $o_189->tag_name = 'main';
   $o_0->tags[] = $o_189;
   $o_190 = new TagSpec();
-  $o_190->tag_name = 'wbr';
-  $o_0->tags[] = $o_190;
-  $o_191 = new TagSpec();
-  $o_191->tag_name = 'ins';
-  $o_192 = new AttrSpec();
-  $o_192->name = 'datetime';
-  $o_191->attrs[] = $o_192;
-  $o_191->attr_lists = ['cite-attr'];
-  $o_0->tags[] = $o_191;
-  $o_193 = new TagSpec();
-  $o_193->tag_name = 'del';
+  $o_190->tag_name = 'a';
+  $o_191 = new AttrSpec();
+  $o_191->name = 'href';
+  $o_191->blacklisted_value_regex = '__amp_source_origin';
+  $o_192 = new UrlSpec();
+  $o_192->allowed_protocol = ['ftp', 'http', 'https', 'mailto', 'bbmi', 'fb-messenger', 'intent', 'line', 'skype', 'sms', 'snapchat', 'tel', 'tg', 'threema', 'twitter', 'viber', 'whatsapp'];
+  $o_192->allow_relative = true;
+  $o_192->allow_empty = true;
+  $o_191->value_url = $o_192;
+  $o_190->attrs[] = $o_191;
+  $o_193 = new AttrSpec();
+  $o_193->name = 'hreflang';
+  $o_190->attrs[] = $o_193;
   $o_194 = new AttrSpec();
-  $o_194->name = 'datetime';
-  $o_193->attrs[] = $o_194;
-  $o_193->attr_lists = ['cite-attr'];
-  $o_0->tags[] = $o_193;
-  $o_195 = new TagSpec();
-  $o_195->tag_name = 'img';
+  $o_194->name = 'rel';
+  $o_194->blacklisted_value_regex = '(^|\\s)(components|dns-prefetch|import|manifest|preconnect|prefetch|preload|prerender|serviceworker|stylesheet|subresource|)(\\s|$)';
+  $o_190->attrs[] = $o_194;
+  $o_195 = new AttrSpec();
+  $o_195->name = 'role';
+  $o_195->implicit = true;
+  $o_190->attrs[] = $o_195;
   $o_196 = new AttrSpec();
-  $o_196->name = 'alt';
-  $o_195->attrs[] = $o_196;
+  $o_196->name = 'tabindex';
+  $o_196->implicit = true;
+  $o_190->attrs[] = $o_196;
   $o_197 = new AttrSpec();
-  $o_197->name = 'ismap';
-  $o_195->attrs[] = $o_197;
+  $o_197->name = 'target';
+  $o_197->value_regex = '(_blank|_self|_top)';
+  $o_190->attrs[] = $o_197;
   $o_198 = new AttrSpec();
-  $o_198->name = 'longdesc';
-  $o_199 = new UrlSpec();
-  $o_199->allowed_protocol = ['http', 'https'];
-  $o_199->allow_relative = true;
-  $o_198->value_url = $o_199;
-  $o_195->attrs[] = $o_198;
+  $o_198->name = 'download';
+  $o_190->attrs[] = $o_198;
+  $o_199 = new AttrSpec();
+  $o_199->name = 'media';
+  $o_190->attrs[] = $o_199;
   $o_200 = new AttrSpec();
-  $o_200->name = 'src';
-  $o_200->alternative_names = ['srcset'];
-  $o_200->mandatory = true;
-  $o_201 = new UrlSpec();
-  $o_201->allowed_protocol = ['data', 'https'];
-  $o_201->allow_relative = true;
-  $o_200->value_url = $o_201;
-  $o_195->attrs[] = $o_200;
+  $o_200->name = 'type';
+  $o_200->value_casei = 'text/html';
+  $o_190->attrs[] = $o_200;
+  $o_201 = new AttrSpec();
+  $o_201->name = 'border';
+  $o_190->attrs[] = $o_201;
   $o_202 = new AttrSpec();
-  $o_202->name = 'border';
-  $o_195->attrs[] = $o_202;
-  $o_203 = new AttrSpec();
-  $o_203->name = 'height';
-  $o_195->attrs[] = $o_203;
-  $o_204 = new AttrSpec();
-  $o_204->name = 'width';
-  $o_195->attrs[] = $o_204;
-  $o_195->spec_url = 'https://www.ampproject.org/docs/reference/amp-img.html';
-  $o_195->mandatory_ancestor = 'noscript';
-  $o_195->mandatory_ancestor_suggested_alternative = 'amp-img';
-  $o_0->tags[] = $o_195;
+  $o_202->name = 'name';
+  $o_190->attrs[] = $o_202;
+  $o_190->spec_url = 'https://www.ampproject.org/docs/reference/spec.html#links';
+  $o_0->tags[] = $o_190;
+  $o_203 = new TagSpec();
+  $o_203->tag_name = 'em';
+  $o_0->tags[] = $o_203;
+  $o_204 = new TagSpec();
+  $o_204->tag_name = 'strong';
+  $o_0->tags[] = $o_204;
   $o_205 = new TagSpec();
-  $o_205->tag_name = 'video';
-  $o_206 = new AttrSpec();
-  $o_206->name = 'autoplay';
-  $o_205->attrs[] = $o_206;
-  $o_207 = new AttrSpec();
-  $o_207->name = 'controls';
-  $o_205->attrs[] = $o_207;
-  $o_208 = new AttrSpec();
-  $o_208->name = 'height';
-  $o_205->attrs[] = $o_208;
-  $o_209 = new AttrSpec();
-  $o_209->name = 'loop';
-  $o_205->attrs[] = $o_209;
-  $o_210 = new AttrSpec();
-  $o_210->name = 'muted';
-  $o_205->attrs[] = $o_210;
-  $o_211 = new AttrSpec();
-  $o_211->name = 'poster';
-  $o_205->attrs[] = $o_211;
-  $o_212 = new AttrSpec();
-  $o_212->name = 'preload';
-  $o_205->attrs[] = $o_212;
-  $o_213 = new AttrSpec();
-  $o_213->name = 'src';
-  $o_214 = new UrlSpec();
-  $o_214->allowed_protocol = ['data', 'https'];
-  $o_214->allow_relative = false;
-  $o_213->value_url = $o_214;
-  $o_205->attrs[] = $o_213;
-  $o_215 = new AttrSpec();
-  $o_215->name = 'width';
-  $o_205->attrs[] = $o_215;
-  $o_205->spec_url = 'https://www.ampproject.org/docs/reference/amp-video.html';
-  $o_205->mandatory_ancestor = 'noscript';
-  $o_205->mandatory_ancestor_suggested_alternative = 'amp-video';
+  $o_205->tag_name = 'small';
   $o_0->tags[] = $o_205;
+  $o_206 = new TagSpec();
+  $o_206->tag_name = 's';
+  $o_0->tags[] = $o_206;
+  $o_207 = new TagSpec();
+  $o_207->tag_name = 'cite';
+  $o_0->tags[] = $o_207;
+  $o_208 = new TagSpec();
+  $o_208->tag_name = 'q';
+  $o_208->attr_lists = ['cite-attr'];
+  $o_0->tags[] = $o_208;
+  $o_209 = new TagSpec();
+  $o_209->tag_name = 'dfn';
+  $o_0->tags[] = $o_209;
+  $o_210 = new TagSpec();
+  $o_210->tag_name = 'abbr';
+  $o_0->tags[] = $o_210;
+  $o_211 = new TagSpec();
+  $o_211->tag_name = 'data';
+  $o_0->tags[] = $o_211;
+  $o_212 = new TagSpec();
+  $o_212->tag_name = 'time';
+  $o_213 = new AttrSpec();
+  $o_213->name = 'datetime';
+  $o_212->attrs[] = $o_213;
+  $o_0->tags[] = $o_212;
+  $o_214 = new TagSpec();
+  $o_214->tag_name = 'code';
+  $o_0->tags[] = $o_214;
+  $o_215 = new TagSpec();
+  $o_215->tag_name = 'var';
+  $o_0->tags[] = $o_215;
   $o_216 = new TagSpec();
-  $o_216->tag_name = 'audio';
-  $o_217 = new AttrSpec();
-  $o_217->name = 'autoplay';
-  $o_216->attrs[] = $o_217;
-  $o_218 = new AttrSpec();
-  $o_218->name = 'controls';
-  $o_216->attrs[] = $o_218;
-  $o_219 = new AttrSpec();
-  $o_219->name = 'loop';
-  $o_216->attrs[] = $o_219;
-  $o_220 = new AttrSpec();
-  $o_220->name = 'muted';
-  $o_216->attrs[] = $o_220;
-  $o_221 = new AttrSpec();
-  $o_221->name = 'preload';
-  $o_216->attrs[] = $o_221;
-  $o_222 = new AttrSpec();
-  $o_222->name = 'src';
-  $o_223 = new UrlSpec();
-  $o_223->allowed_protocol = ['data', 'https'];
-  $o_223->allow_relative = false;
-  $o_222->value_url = $o_223;
-  $o_216->attrs[] = $o_222;
-  $o_216->spec_url = 'https://www.ampproject.org/docs/reference/extended/amp-audio.html';
-  $o_216->mandatory_ancestor = 'noscript';
-  $o_216->mandatory_ancestor_suggested_alternative = 'amp-audio';
+  $o_216->tag_name = 'samp';
   $o_0->tags[] = $o_216;
+  $o_217 = new TagSpec();
+  $o_217->tag_name = 'kbd';
+  $o_0->tags[] = $o_217;
+  $o_218 = new TagSpec();
+  $o_218->tag_name = 'sub';
+  $o_0->tags[] = $o_218;
+  $o_219 = new TagSpec();
+  $o_219->tag_name = 'sup';
+  $o_0->tags[] = $o_219;
+  $o_220 = new TagSpec();
+  $o_220->tag_name = 'i';
+  $o_0->tags[] = $o_220;
+  $o_221 = new TagSpec();
+  $o_221->tag_name = 'b';
+  $o_0->tags[] = $o_221;
+  $o_222 = new TagSpec();
+  $o_222->tag_name = 'u';
+  $o_0->tags[] = $o_222;
+  $o_223 = new TagSpec();
+  $o_223->tag_name = 'mark';
+  $o_0->tags[] = $o_223;
   $o_224 = new TagSpec();
-  $o_224->tag_name = 'source';
-  $o_224->spec_name = 'amp-video > source';
-  $o_224->mandatory_parent = 'amp-video';
-  $o_225 = new AttrSpec();
-  $o_225->name = 'src';
-  $o_226 = new UrlSpec();
-  $o_226->allowed_protocol = ['https'];
-  $o_226->allow_relative = true;
-  $o_225->value_url = $o_226;
-  $o_224->attrs[] = $o_225;
-  $o_227 = new AttrSpec();
-  $o_227->name = 'media';
-  $o_224->attrs[] = $o_227;
-  $o_228 = new AttrSpec();
-  $o_228->name = 'type';
-  $o_224->attrs[] = $o_228;
-  $o_224->spec_url = 'https://www.ampproject.org/docs/reference/amp-video.html';
+  $o_224->tag_name = 'ruby';
   $o_0->tags[] = $o_224;
+  $o_225 = new TagSpec();
+  $o_225->tag_name = 'rb';
+  $o_0->tags[] = $o_225;
+  $o_226 = new TagSpec();
+  $o_226->tag_name = 'rt';
+  $o_0->tags[] = $o_226;
+  $o_227 = new TagSpec();
+  $o_227->tag_name = 'rtc';
+  $o_0->tags[] = $o_227;
+  $o_228 = new TagSpec();
+  $o_228->tag_name = 'rp';
+  $o_0->tags[] = $o_228;
   $o_229 = new TagSpec();
-  $o_229->tag_name = 'source';
-  $o_229->spec_name = 'amp-audio > source';
-  $o_229->mandatory_parent = 'amp-audio';
-  $o_230 = new AttrSpec();
-  $o_230->name = 'src';
-  $o_231 = new UrlSpec();
-  $o_231->allowed_protocol = ['https'];
-  $o_231->allow_relative = true;
-  $o_230->value_url = $o_231;
-  $o_229->attrs[] = $o_230;
-  $o_232 = new AttrSpec();
-  $o_232->name = 'media';
-  $o_229->attrs[] = $o_232;
-  $o_233 = new AttrSpec();
-  $o_233->name = 'type';
-  $o_229->attrs[] = $o_233;
-  $o_229->spec_url = 'https://www.ampproject.org/docs/reference/extended/amp-audio.html';
+  $o_229->tag_name = 'bdi';
   $o_0->tags[] = $o_229;
+  $o_230 = new TagSpec();
+  $o_230->tag_name = 'bdo';
+  $o_231 = new AttrSpec();
+  $o_231->name = 'dir';
+  $o_230->attrs[] = $o_231;
+  $o_0->tags[] = $o_230;
+  $o_232 = new TagSpec();
+  $o_232->tag_name = 'span';
+  $o_0->tags[] = $o_232;
+  $o_233 = new TagSpec();
+  $o_233->tag_name = 'br';
+  $o_0->tags[] = $o_233;
   $o_234 = new TagSpec();
-  $o_234->tag_name = 'source';
-  $o_234->spec_name = 'audio > source';
-  $o_234->mandatory_parent = 'audio';
-  $o_235 = new AttrSpec();
-  $o_235->name = 'src';
-  $o_235->mandatory = true;
-  $o_236 = new UrlSpec();
-  $o_236->allowed_protocol = ['https'];
-  $o_236->allow_relative = true;
-  $o_235->value_url = $o_236;
-  $o_234->attrs[] = $o_235;
-  $o_237 = new AttrSpec();
-  $o_237->name = 'type';
-  $o_237->mandatory = true;
-  $o_234->attrs[] = $o_237;
-  $o_238 = new AttrSpec();
-  $o_238->name = 'media';
-  $o_234->attrs[] = $o_238;
+  $o_234->tag_name = 'wbr';
   $o_0->tags[] = $o_234;
+  $o_235 = new TagSpec();
+  $o_235->tag_name = 'ins';
+  $o_236 = new AttrSpec();
+  $o_236->name = 'datetime';
+  $o_235->attrs[] = $o_236;
+  $o_235->attr_lists = ['cite-attr'];
+  $o_0->tags[] = $o_235;
+  $o_237 = new TagSpec();
+  $o_237->tag_name = 'del';
+  $o_238 = new AttrSpec();
+  $o_238->name = 'datetime';
+  $o_237->attrs[] = $o_238;
+  $o_237->attr_lists = ['cite-attr'];
+  $o_0->tags[] = $o_237;
   $o_239 = new TagSpec();
-  $o_239->tag_name = 'source';
-  $o_239->spec_name = 'video > source';
-  $o_239->mandatory_parent = 'video';
+  $o_239->tag_name = 'img';
   $o_240 = new AttrSpec();
-  $o_240->name = 'src';
-  $o_240->mandatory = true;
-  $o_241 = new UrlSpec();
-  $o_241->allowed_protocol = ['https'];
-  $o_241->allow_relative = true;
-  $o_240->value_url = $o_241;
+  $o_240->name = 'alt';
   $o_239->attrs[] = $o_240;
+  $o_241 = new AttrSpec();
+  $o_241->name = 'ismap';
+  $o_239->attrs[] = $o_241;
   $o_242 = new AttrSpec();
-  $o_242->name = 'type';
-  $o_242->mandatory = true;
+  $o_242->name = 'longdesc';
+  $o_242->blacklisted_value_regex = '__amp_source_origin';
+  $o_243 = new UrlSpec();
+  $o_243->allowed_protocol = ['http', 'https'];
+  $o_243->allow_relative = true;
+  $o_242->value_url = $o_243;
   $o_239->attrs[] = $o_242;
-  $o_243 = new AttrSpec();
-  $o_243->name = 'media';
-  $o_239->attrs[] = $o_243;
+  $o_244 = new AttrSpec();
+  $o_244->name = 'src';
+  $o_244->alternative_names = ['srcset'];
+  $o_244->mandatory = true;
+  $o_244->blacklisted_value_regex = '__amp_source_origin';
+  $o_245 = new UrlSpec();
+  $o_245->allowed_protocol = ['data', 'https'];
+  $o_245->allow_relative = true;
+  $o_244->value_url = $o_245;
+  $o_239->attrs[] = $o_244;
+  $o_246 = new AttrSpec();
+  $o_246->name = 'border';
+  $o_239->attrs[] = $o_246;
+  $o_247 = new AttrSpec();
+  $o_247->name = 'height';
+  $o_239->attrs[] = $o_247;
+  $o_248 = new AttrSpec();
+  $o_248->name = 'width';
+  $o_239->attrs[] = $o_248;
+  $o_239->spec_url = 'https://www.ampproject.org/docs/reference/amp-img.html';
+  $o_239->mandatory_ancestor = 'noscript';
+  $o_239->mandatory_ancestor_suggested_alternative = 'amp-img';
+  $o_239->html_format = [TagSpecHtmlFormat::AMP];
   $o_0->tags[] = $o_239;
-  $o_244 = new TagSpec();
-  $o_244->tag_name = 'track';
-  $o_244->spec_name = 'audio > track';
-  $o_244->mandatory_parent = 'audio';
-  $o_244->attr_lists = ['track-attrs-no-subtitles'];
-  $o_0->tags[] = $o_244;
-  $o_245 = new TagSpec();
-  $o_245->tag_name = 'track';
-  $o_245->spec_name = 'audio > track[kind=subtitles]';
-  $o_245->mandatory_parent = 'audio';
-  $o_245->attr_lists = ['track-attrs-subtitles'];
-  $o_0->tags[] = $o_245;
-  $o_246 = new TagSpec();
-  $o_246->tag_name = 'track';
-  $o_246->spec_name = 'video > track';
-  $o_246->mandatory_parent = 'video';
-  $o_246->attr_lists = ['track-attrs-no-subtitles'];
-  $o_0->tags[] = $o_246;
-  $o_247 = new TagSpec();
-  $o_247->tag_name = 'track';
-  $o_247->spec_name = 'video > track[kind=subtitles]';
-  $o_247->mandatory_parent = 'video';
-  $o_247->attr_lists = ['track-attrs-subtitles'];
-  $o_0->tags[] = $o_247;
-  $o_248 = new TagSpec();
-  $o_248->tag_name = 'track';
-  $o_248->spec_name = 'amp-audio > track';
-  $o_248->mandatory_parent = 'amp-audio';
-  $o_248->attr_lists = ['track-attrs-no-subtitles'];
-  $o_0->tags[] = $o_248;
   $o_249 = new TagSpec();
-  $o_249->tag_name = 'track';
-  $o_249->spec_name = 'amp-audio > track[kind=subtitles]';
-  $o_249->mandatory_parent = 'amp-audio';
-  $o_249->attr_lists = ['track-attrs-subtitles'];
-  $o_0->tags[] = $o_249;
-  $o_250 = new TagSpec();
-  $o_250->tag_name = 'track';
-  $o_250->spec_name = 'amp-video > track';
-  $o_250->mandatory_parent = 'amp-video';
-  $o_250->attr_lists = ['track-attrs-no-subtitles'];
-  $o_0->tags[] = $o_250;
-  $o_251 = new TagSpec();
-  $o_251->tag_name = 'track';
-  $o_251->spec_name = 'amp-video > track[kind=subtitles]';
-  $o_251->mandatory_parent = 'amp-video';
-  $o_251->attr_lists = ['track-attrs-subtitles'];
-  $o_0->tags[] = $o_251;
-  $o_252 = new TagSpec();
-  $o_252->tag_name = 'g';
+  $o_249->tag_name = 'video';
+  $o_250 = new AttrSpec();
+  $o_250->name = 'autoplay';
+  $o_249->attrs[] = $o_250;
+  $o_251 = new AttrSpec();
+  $o_251->name = 'controls';
+  $o_249->attrs[] = $o_251;
+  $o_252 = new AttrSpec();
+  $o_252->name = 'height';
+  $o_249->attrs[] = $o_252;
   $o_253 = new AttrSpec();
-  $o_253->name = 'class';
-  $o_252->attrs[] = $o_253;
+  $o_253->name = 'loop';
+  $o_249->attrs[] = $o_253;
   $o_254 = new AttrSpec();
-  $o_254->name = 'externalresourcesrequired';
-  $o_252->attrs[] = $o_254;
+  $o_254->name = 'muted';
+  $o_254->deprecation = 'autoplay';
+  $o_254->deprecation_url = 'https://www.ampproject.org/docs/reference/amp-video.html';
+  $o_249->attrs[] = $o_254;
   $o_255 = new AttrSpec();
-  $o_255->name = 'transform';
-  $o_252->attrs[] = $o_255;
-  $o_252->attr_lists = ['svg-conditional-processing-attributes', 'svg-core-attributes', 'svg-presentation-attributes'];
-  $o_252->spec_url = 'https://www.ampproject.org/docs/reference/spec.html#svg';
-  $o_252->mandatory_ancestor = 'svg';
-  $o_0->tags[] = $o_252;
-  $o_256 = new TagSpec();
-  $o_256->tag_name = 'glyph';
+  $o_255->name = 'playsinline';
+  $o_249->attrs[] = $o_255;
+  $o_256 = new AttrSpec();
+  $o_256->name = 'poster';
+  $o_249->attrs[] = $o_256;
   $o_257 = new AttrSpec();
-  $o_257->name = 'arabic-form';
-  $o_256->attrs[] = $o_257;
+  $o_257->name = 'preload';
+  $o_249->attrs[] = $o_257;
   $o_258 = new AttrSpec();
-  $o_258->name = 'class';
-  $o_256->attrs[] = $o_258;
-  $o_259 = new AttrSpec();
-  $o_259->name = 'd';
-  $o_256->attrs[] = $o_259;
+  $o_258->name = 'src';
+  $o_258->blacklisted_value_regex = '__amp_source_origin';
+  $o_259 = new UrlSpec();
+  $o_259->allowed_protocol = ['data', 'https'];
+  $o_259->allow_relative = false;
+  $o_258->value_url = $o_259;
+  $o_249->attrs[] = $o_258;
   $o_260 = new AttrSpec();
-  $o_260->name = 'glyph-name';
-  $o_256->attrs[] = $o_260;
-  $o_261 = new AttrSpec();
-  $o_261->name = 'horiz-adv-x';
-  $o_256->attrs[] = $o_261;
+  $o_260->name = 'width';
+  $o_249->attrs[] = $o_260;
+  $o_249->spec_url = 'https://www.ampproject.org/docs/reference/amp-video.html';
+  $o_249->mandatory_ancestor = 'noscript';
+  $o_249->mandatory_ancestor_suggested_alternative = 'amp-video';
+  $o_249->html_format = [TagSpecHtmlFormat::AMP];
+  $o_0->tags[] = $o_249;
+  $o_261 = new TagSpec();
+  $o_261->tag_name = 'audio';
   $o_262 = new AttrSpec();
-  $o_262->name = 'orientation';
-  $o_256->attrs[] = $o_262;
+  $o_262->name = 'autoplay';
+  $o_261->attrs[] = $o_262;
   $o_263 = new AttrSpec();
-  $o_263->name = 'unicode';
-  $o_256->attrs[] = $o_263;
+  $o_263->name = 'controls';
+  $o_261->attrs[] = $o_263;
   $o_264 = new AttrSpec();
-  $o_264->name = 'vert-origin-x';
-  $o_256->attrs[] = $o_264;
+  $o_264->name = 'loop';
+  $o_261->attrs[] = $o_264;
   $o_265 = new AttrSpec();
-  $o_265->name = 'vert-origin-y';
-  $o_256->attrs[] = $o_265;
+  $o_265->name = 'muted';
+  $o_261->attrs[] = $o_265;
   $o_266 = new AttrSpec();
-  $o_266->name = 'vert-adv-y';
-  $o_256->attrs[] = $o_266;
-  $o_256->attr_lists = ['svg-core-attributes', 'svg-presentation-attributes'];
-  $o_256->spec_url = 'https://www.ampproject.org/docs/reference/spec.html#svg';
-  $o_256->mandatory_ancestor = 'svg';
-  $o_0->tags[] = $o_256;
-  $o_267 = new TagSpec();
-  $o_267->tag_name = 'glyphref';
-  $o_268 = new AttrSpec();
-  $o_268->name = 'class';
-  $o_267->attrs[] = $o_268;
-  $o_269 = new AttrSpec();
-  $o_269->name = 'dx';
-  $o_267->attrs[] = $o_269;
+  $o_266->name = 'preload';
+  $o_261->attrs[] = $o_266;
+  $o_267 = new AttrSpec();
+  $o_267->name = 'src';
+  $o_267->blacklisted_value_regex = '__amp_source_origin';
+  $o_268 = new UrlSpec();
+  $o_268->allowed_protocol = ['data', 'https'];
+  $o_268->allow_relative = false;
+  $o_267->value_url = $o_268;
+  $o_261->attrs[] = $o_267;
+  $o_261->spec_url = 'https://www.ampproject.org/docs/reference/extended/amp-audio.html';
+  $o_261->mandatory_ancestor = 'noscript';
+  $o_261->mandatory_ancestor_suggested_alternative = 'amp-audio';
+  $o_261->html_format = [TagSpecHtmlFormat::AMP];
+  $o_0->tags[] = $o_261;
+  $o_269 = new TagSpec();
+  $o_269->tag_name = 'source';
+  $o_269->spec_name = 'amp-video > source';
+  $o_269->mandatory_parent = 'amp-video';
   $o_270 = new AttrSpec();
-  $o_270->name = 'dy';
-  $o_267->attrs[] = $o_270;
-  $o_271 = new AttrSpec();
-  $o_271->name = 'format';
-  $o_267->attrs[] = $o_271;
+  $o_270->name = 'src';
+  $o_270->blacklisted_value_regex = '__amp_source_origin';
+  $o_271 = new UrlSpec();
+  $o_271->allowed_protocol = ['https'];
+  $o_271->allow_relative = true;
+  $o_270->value_url = $o_271;
+  $o_269->attrs[] = $o_270;
   $o_272 = new AttrSpec();
-  $o_272->name = 'glyphref';
-  $o_267->attrs[] = $o_272;
+  $o_272->name = 'media';
+  $o_269->attrs[] = $o_272;
   $o_273 = new AttrSpec();
-  $o_273->name = 'x';
-  $o_267->attrs[] = $o_273;
-  $o_274 = new AttrSpec();
-  $o_274->name = 'y';
-  $o_267->attrs[] = $o_274;
-  $o_267->attr_lists = ['svg-core-attributes', 'svg-presentation-attributes', 'svg-xlink-attributes'];
-  $o_267->spec_url = 'https://www.ampproject.org/docs/reference/spec.html#svg';
-  $o_267->mandatory_ancestor = 'svg';
-  $o_0->tags[] = $o_267;
-  $o_275 = new TagSpec();
-  $o_275->tag_name = 'marker';
-  $o_276 = new AttrSpec();
-  $o_276->name = 'class';
-  $o_275->attrs[] = $o_276;
+  $o_273->name = 'type';
+  $o_269->attrs[] = $o_273;
+  $o_269->spec_url = 'https://www.ampproject.org/docs/reference/amp-video.html';
+  $o_0->tags[] = $o_269;
+  $o_274 = new TagSpec();
+  $o_274->tag_name = 'source';
+  $o_274->spec_name = 'amp-audio > source';
+  $o_274->mandatory_parent = 'amp-audio';
+  $o_275 = new AttrSpec();
+  $o_275->name = 'src';
+  $o_275->blacklisted_value_regex = '__amp_source_origin';
+  $o_276 = new UrlSpec();
+  $o_276->allowed_protocol = ['https'];
+  $o_276->allow_relative = true;
+  $o_275->value_url = $o_276;
+  $o_274->attrs[] = $o_275;
   $o_277 = new AttrSpec();
-  $o_277->name = 'externalresourcesrequired';
-  $o_275->attrs[] = $o_277;
+  $o_277->name = 'media';
+  $o_274->attrs[] = $o_277;
   $o_278 = new AttrSpec();
-  $o_278->name = 'markerunits';
-  $o_275->attrs[] = $o_278;
-  $o_279 = new AttrSpec();
-  $o_279->name = 'markerwidth';
-  $o_275->attrs[] = $o_279;
+  $o_278->name = 'type';
+  $o_274->attrs[] = $o_278;
+  $o_274->spec_url = 'https://www.ampproject.org/docs/reference/extended/amp-audio.html';
+  $o_0->tags[] = $o_274;
+  $o_279 = new TagSpec();
+  $o_279->tag_name = 'source';
+  $o_279->spec_name = 'audio > source';
+  $o_279->mandatory_parent = 'audio';
   $o_280 = new AttrSpec();
-  $o_280->name = 'markerheight';
-  $o_275->attrs[] = $o_280;
-  $o_281 = new AttrSpec();
-  $o_281->name = 'orient';
-  $o_275->attrs[] = $o_281;
+  $o_280->name = 'src';
+  $o_280->mandatory = true;
+  $o_280->blacklisted_value_regex = '__amp_source_origin';
+  $o_281 = new UrlSpec();
+  $o_281->allowed_protocol = ['https'];
+  $o_281->allow_relative = true;
+  $o_280->value_url = $o_281;
+  $o_279->attrs[] = $o_280;
   $o_282 = new AttrSpec();
-  $o_282->name = 'preserveaspectratio';
-  $o_275->attrs[] = $o_282;
+  $o_282->name = 'type';
+  $o_282->mandatory = true;
+  $o_279->attrs[] = $o_282;
   $o_283 = new AttrSpec();
-  $o_283->name = 'refx';
-  $o_275->attrs[] = $o_283;
-  $o_284 = new AttrSpec();
-  $o_284->name = 'refy';
-  $o_275->attrs[] = $o_284;
+  $o_283->name = 'media';
+  $o_279->attrs[] = $o_283;
+  $o_279->spec_url = 'https://www.ampproject.org/docs/reference/extended/amp-audio.html';
+  $o_0->tags[] = $o_279;
+  $o_284 = new TagSpec();
+  $o_284->tag_name = 'source';
+  $o_284->spec_name = 'video > source';
+  $o_284->mandatory_parent = 'video';
   $o_285 = new AttrSpec();
-  $o_285->name = 'transform';
-  $o_275->attrs[] = $o_285;
-  $o_286 = new AttrSpec();
-  $o_286->name = 'viewbox';
-  $o_275->attrs[] = $o_286;
-  $o_275->attr_lists = ['svg-core-attributes', 'svg-presentation-attributes'];
-  $o_275->spec_url = 'https://www.ampproject.org/docs/reference/spec.html#svg';
-  $o_275->mandatory_ancestor = 'svg';
-  $o_0->tags[] = $o_275;
-  $o_287 = new TagSpec();
-  $o_287->tag_name = 'path';
+  $o_285->name = 'src';
+  $o_285->mandatory = true;
+  $o_285->blacklisted_value_regex = '__amp_source_origin';
+  $o_286 = new UrlSpec();
+  $o_286->allowed_protocol = ['https'];
+  $o_286->allow_relative = true;
+  $o_285->value_url = $o_286;
+  $o_284->attrs[] = $o_285;
+  $o_287 = new AttrSpec();
+  $o_287->name = 'type';
+  $o_287->mandatory = true;
+  $o_284->attrs[] = $o_287;
   $o_288 = new AttrSpec();
-  $o_288->name = 'class';
-  $o_287->attrs[] = $o_288;
-  $o_289 = new AttrSpec();
-  $o_289->name = 'd';
-  $o_287->attrs[] = $o_289;
-  $o_290 = new AttrSpec();
-  $o_290->name = 'externalresourcesrequired';
-  $o_287->attrs[] = $o_290;
-  $o_291 = new AttrSpec();
-  $o_291->name = 'pathlength';
-  $o_287->attrs[] = $o_291;
-  $o_292 = new AttrSpec();
-  $o_292->name = 'sketch:type';
-  $o_287->attrs[] = $o_292;
-  $o_293 = new AttrSpec();
-  $o_293->name = 'transform';
-  $o_287->attrs[] = $o_293;
-  $o_287->attr_lists = ['svg-conditional-processing-attributes', 'svg-core-attributes', 'svg-presentation-attributes'];
-  $o_287->spec_url = 'https://www.ampproject.org/docs/reference/spec.html#svg';
-  $o_287->mandatory_ancestor = 'svg';
-  $o_0->tags[] = $o_287;
+  $o_288->name = 'media';
+  $o_284->attrs[] = $o_288;
+  $o_284->spec_url = 'https://www.ampproject.org/docs/reference/amp-video.html';
+  $o_0->tags[] = $o_284;
+  $o_289 = new TagSpec();
+  $o_289->tag_name = 'track';
+  $o_289->spec_name = 'audio > track';
+  $o_289->mandatory_parent = 'audio';
+  $o_289->attr_lists = ['track-attrs-no-subtitles'];
+  $o_0->tags[] = $o_289;
+  $o_290 = new TagSpec();
+  $o_290->tag_name = 'track';
+  $o_290->spec_name = 'audio > track[kind=subtitles]';
+  $o_290->mandatory_parent = 'audio';
+  $o_290->attr_lists = ['track-attrs-subtitles'];
+  $o_0->tags[] = $o_290;
+  $o_291 = new TagSpec();
+  $o_291->tag_name = 'track';
+  $o_291->spec_name = 'video > track';
+  $o_291->mandatory_parent = 'video';
+  $o_291->attr_lists = ['track-attrs-no-subtitles'];
+  $o_0->tags[] = $o_291;
+  $o_292 = new TagSpec();
+  $o_292->tag_name = 'track';
+  $o_292->spec_name = 'video > track[kind=subtitles]';
+  $o_292->mandatory_parent = 'video';
+  $o_292->attr_lists = ['track-attrs-subtitles'];
+  $o_0->tags[] = $o_292;
+  $o_293 = new TagSpec();
+  $o_293->tag_name = 'track';
+  $o_293->spec_name = 'amp-audio > track';
+  $o_293->mandatory_parent = 'amp-audio';
+  $o_293->attr_lists = ['track-attrs-no-subtitles'];
+  $o_0->tags[] = $o_293;
   $o_294 = new TagSpec();
-  $o_294->tag_name = 'svg';
-  $o_295 = new AttrSpec();
-  $o_295->name = 'class';
-  $o_294->attrs[] = $o_295;
-  $o_296 = new AttrSpec();
-  $o_296->name = 'contentscripttype';
-  $o_294->attrs[] = $o_296;
-  $o_297 = new AttrSpec();
-  $o_297->name = 'contentstyletype';
-  $o_294->attrs[] = $o_297;
+  $o_294->tag_name = 'track';
+  $o_294->spec_name = 'amp-audio > track[kind=subtitles]';
+  $o_294->mandatory_parent = 'amp-audio';
+  $o_294->attr_lists = ['track-attrs-subtitles'];
+  $o_0->tags[] = $o_294;
+  $o_295 = new TagSpec();
+  $o_295->tag_name = 'track';
+  $o_295->spec_name = 'amp-video > track';
+  $o_295->mandatory_parent = 'amp-video';
+  $o_295->attr_lists = ['track-attrs-no-subtitles'];
+  $o_0->tags[] = $o_295;
+  $o_296 = new TagSpec();
+  $o_296->tag_name = 'track';
+  $o_296->spec_name = 'amp-video > track[kind=subtitles]';
+  $o_296->mandatory_parent = 'amp-video';
+  $o_296->attr_lists = ['track-attrs-subtitles'];
+  $o_0->tags[] = $o_296;
+  $o_297 = new TagSpec();
+  $o_297->tag_name = 'g';
   $o_298 = new AttrSpec();
-  $o_298->name = 'externalresourcesrequired';
-  $o_294->attrs[] = $o_298;
+  $o_298->name = 'class';
+  $o_297->attrs[] = $o_298;
   $o_299 = new AttrSpec();
-  $o_299->name = 'height';
-  $o_294->attrs[] = $o_299;
+  $o_299->name = 'externalresourcesrequired';
+  $o_297->attrs[] = $o_299;
   $o_300 = new AttrSpec();
-  $o_300->name = 'preserveaspectratio';
-  $o_294->attrs[] = $o_300;
-  $o_301 = new AttrSpec();
-  $o_301->name = 'version';
-  $o_301->value_regex = '(1.0|1.1)';
-  $o_294->attrs[] = $o_301;
+  $o_300->name = 'transform';
+  $o_297->attrs[] = $o_300;
+  $o_297->attr_lists = ['svg-conditional-processing-attributes', 'svg-core-attributes', 'svg-presentation-attributes'];
+  $o_297->spec_url = 'https://www.ampproject.org/docs/reference/spec.html#svg';
+  $o_297->mandatory_ancestor = 'svg';
+  $o_0->tags[] = $o_297;
+  $o_301 = new TagSpec();
+  $o_301->tag_name = 'glyph';
   $o_302 = new AttrSpec();
-  $o_302->name = 'viewbox';
-  $o_294->attrs[] = $o_302;
+  $o_302->name = 'arabic-form';
+  $o_301->attrs[] = $o_302;
   $o_303 = new AttrSpec();
-  $o_303->name = 'width';
-  $o_294->attrs[] = $o_303;
+  $o_303->name = 'class';
+  $o_301->attrs[] = $o_303;
   $o_304 = new AttrSpec();
-  $o_304->name = 'x';
-  $o_294->attrs[] = $o_304;
+  $o_304->name = 'd';
+  $o_301->attrs[] = $o_304;
   $o_305 = new AttrSpec();
-  $o_305->name = 'y';
-  $o_294->attrs[] = $o_305;
+  $o_305->name = 'glyph-name';
+  $o_301->attrs[] = $o_305;
   $o_306 = new AttrSpec();
-  $o_306->name = 'zoomandpan';
-  $o_294->attrs[] = $o_306;
-  $o_294->attr_lists = ['svg-conditional-processing-attributes', 'svg-core-attributes', 'svg-presentation-attributes'];
-  $o_294->spec_url = 'https://www.ampproject.org/docs/reference/spec.html#svg';
-  $o_294->disallowed_ancestor = ['svg'];
-  $o_0->tags[] = $o_294;
-  $o_307 = new TagSpec();
-  $o_307->tag_name = 'view';
+  $o_306->name = 'horiz-adv-x';
+  $o_301->attrs[] = $o_306;
+  $o_307 = new AttrSpec();
+  $o_307->name = 'orientation';
+  $o_301->attrs[] = $o_307;
   $o_308 = new AttrSpec();
-  $o_308->name = 'externalresourcesrequired';
-  $o_307->attrs[] = $o_308;
+  $o_308->name = 'unicode';
+  $o_301->attrs[] = $o_308;
   $o_309 = new AttrSpec();
-  $o_309->name = 'preserveaspectratio';
-  $o_307->attrs[] = $o_309;
+  $o_309->name = 'vert-origin-x';
+  $o_301->attrs[] = $o_309;
   $o_310 = new AttrSpec();
-  $o_310->name = 'viewbox';
-  $o_307->attrs[] = $o_310;
+  $o_310->name = 'vert-origin-y';
+  $o_301->attrs[] = $o_310;
   $o_311 = new AttrSpec();
-  $o_311->name = 'viewtarget';
-  $o_307->attrs[] = $o_311;
-  $o_312 = new AttrSpec();
-  $o_312->name = 'zoomandpan';
-  $o_307->attrs[] = $o_312;
-  $o_307->attr_lists = ['svg-core-attributes'];
-  $o_307->spec_url = 'https://www.ampproject.org/docs/reference/spec.html#svg';
-  $o_307->mandatory_ancestor = 'svg';
-  $o_0->tags[] = $o_307;
-  $o_313 = new TagSpec();
-  $o_313->tag_name = 'circle';
+  $o_311->name = 'vert-adv-y';
+  $o_301->attrs[] = $o_311;
+  $o_301->attr_lists = ['svg-core-attributes', 'svg-presentation-attributes'];
+  $o_301->spec_url = 'https://www.ampproject.org/docs/reference/spec.html#svg';
+  $o_301->mandatory_ancestor = 'svg';
+  $o_0->tags[] = $o_301;
+  $o_312 = new TagSpec();
+  $o_312->tag_name = 'glyphref';
+  $o_313 = new AttrSpec();
+  $o_313->name = 'class';
+  $o_312->attrs[] = $o_313;
   $o_314 = new AttrSpec();
-  $o_314->name = 'class';
-  $o_313->attrs[] = $o_314;
+  $o_314->name = 'dx';
+  $o_312->attrs[] = $o_314;
   $o_315 = new AttrSpec();
-  $o_315->name = 'cx';
-  $o_313->attrs[] = $o_315;
+  $o_315->name = 'dy';
+  $o_312->attrs[] = $o_315;
   $o_316 = new AttrSpec();
-  $o_316->name = 'cy';
-  $o_313->attrs[] = $o_316;
+  $o_316->name = 'format';
+  $o_312->attrs[] = $o_316;
   $o_317 = new AttrSpec();
-  $o_317->name = 'externalresourcesrequired';
-  $o_313->attrs[] = $o_317;
+  $o_317->name = 'glyphref';
+  $o_312->attrs[] = $o_317;
   $o_318 = new AttrSpec();
-  $o_318->name = 'r';
-  $o_313->attrs[] = $o_318;
+  $o_318->name = 'x';
+  $o_312->attrs[] = $o_318;
   $o_319 = new AttrSpec();
-  $o_319->name = 'sketch:type';
-  $o_313->attrs[] = $o_319;
-  $o_320 = new AttrSpec();
-  $o_320->name = 'transform';
-  $o_313->attrs[] = $o_320;
-  $o_313->attr_lists = ['svg-conditional-processing-attributes', 'svg-core-attributes', 'svg-presentation-attributes'];
-  $o_313->spec_url = 'https://www.ampproject.org/docs/reference/spec.html#svg';
-  $o_313->mandatory_ancestor = 'svg';
-  $o_0->tags[] = $o_313;
-  $o_321 = new TagSpec();
-  $o_321->tag_name = 'line';
+  $o_319->name = 'y';
+  $o_312->attrs[] = $o_319;
+  $o_312->attr_lists = ['svg-core-attributes', 'svg-presentation-attributes', 'svg-xlink-attributes'];
+  $o_312->spec_url = 'https://www.ampproject.org/docs/reference/spec.html#svg';
+  $o_312->mandatory_ancestor = 'svg';
+  $o_0->tags[] = $o_312;
+  $o_320 = new TagSpec();
+  $o_320->tag_name = 'image';
+  $o_321 = new AttrSpec();
+  $o_321->name = 'externalresourcesrequired';
+  $o_320->attrs[] = $o_321;
   $o_322 = new AttrSpec();
   $o_322->name = 'class';
-  $o_321->attrs[] = $o_322;
+  $o_320->attrs[] = $o_322;
   $o_323 = new AttrSpec();
-  $o_323->name = 'externalresourcesrequired';
-  $o_321->attrs[] = $o_323;
+  $o_323->name = 'height';
+  $o_320->attrs[] = $o_323;
   $o_324 = new AttrSpec();
-  $o_324->name = 'sketch:type';
-  $o_321->attrs[] = $o_324;
+  $o_324->name = 'preserveaspectratio';
+  $o_320->attrs[] = $o_324;
   $o_325 = new AttrSpec();
   $o_325->name = 'transform';
-  $o_321->attrs[] = $o_325;
+  $o_320->attrs[] = $o_325;
   $o_326 = new AttrSpec();
-  $o_326->name = 'x1';
-  $o_321->attrs[] = $o_326;
+  $o_326->name = 'width';
+  $o_320->attrs[] = $o_326;
   $o_327 = new AttrSpec();
-  $o_327->name = 'x2';
-  $o_321->attrs[] = $o_327;
+  $o_327->name = 'x';
+  $o_320->attrs[] = $o_327;
   $o_328 = new AttrSpec();
-  $o_328->name = 'y1';
-  $o_321->attrs[] = $o_328;
+  $o_328->name = 'y';
+  $o_320->attrs[] = $o_328;
   $o_329 = new AttrSpec();
-  $o_329->name = 'y2';
-  $o_321->attrs[] = $o_329;
-  $o_321->attr_lists = ['svg-conditional-processing-attributes', 'svg-core-attributes', 'svg-presentation-attributes'];
-  $o_321->spec_url = 'https://www.ampproject.org/docs/reference/spec.html#svg';
-  $o_321->mandatory_ancestor = 'svg';
-  $o_0->tags[] = $o_321;
-  $o_330 = new TagSpec();
-  $o_330->tag_name = 'polygon';
+  $o_329->name = 'xlink:actuate';
+  $o_320->attrs[] = $o_329;
+  $o_330 = new AttrSpec();
+  $o_330->name = 'xlink:arcrole';
+  $o_320->attrs[] = $o_330;
   $o_331 = new AttrSpec();
-  $o_331->name = 'class';
-  $o_330->attrs[] = $o_331;
-  $o_332 = new AttrSpec();
-  $o_332->name = 'externalresourcesrequired';
-  $o_330->attrs[] = $o_332;
+  $o_331->name = 'xlink:href';
+  $o_331->blacklisted_value_regex = '(^|\\s)data:image\\/svg\\+xml';
+  $o_332 = new UrlSpec();
+  $o_332->allowed_protocol = ['data'];
+  $o_332->allow_relative = false;
+  $o_332->allow_empty = false;
+  $o_331->value_url = $o_332;
+  $o_320->attrs[] = $o_331;
   $o_333 = new AttrSpec();
-  $o_333->name = 'points';
-  $o_330->attrs[] = $o_333;
+  $o_333->name = 'xlink:role';
+  $o_320->attrs[] = $o_333;
   $o_334 = new AttrSpec();
-  $o_334->name = 'sketch:type';
-  $o_330->attrs[] = $o_334;
+  $o_334->name = 'xlink:show';
+  $o_320->attrs[] = $o_334;
   $o_335 = new AttrSpec();
-  $o_335->name = 'transform';
-  $o_330->attrs[] = $o_335;
-  $o_330->attr_lists = ['svg-conditional-processing-attributes', 'svg-core-attributes', 'svg-presentation-attributes'];
-  $o_330->spec_url = 'https://www.ampproject.org/docs/reference/spec.html#svg';
-  $o_330->mandatory_ancestor = 'svg';
-  $o_0->tags[] = $o_330;
-  $o_336 = new TagSpec();
-  $o_336->tag_name = 'polyline';
-  $o_337 = new AttrSpec();
-  $o_337->name = 'class';
-  $o_336->attrs[] = $o_337;
+  $o_335->name = 'xlink:title';
+  $o_320->attrs[] = $o_335;
+  $o_336 = new AttrSpec();
+  $o_336->name = 'xlink:type';
+  $o_320->attrs[] = $o_336;
+  $o_320->attr_lists = ['svg-conditional-processing-attributes', 'svg-core-attributes', 'svg-presentation-attributes'];
+  $o_320->spec_url = 'https://www.ampproject.org/docs/reference/spec.html#svg';
+  $o_320->mandatory_ancestor = 'svg';
+  $o_0->tags[] = $o_320;
+  $o_337 = new TagSpec();
+  $o_337->tag_name = 'marker';
   $o_338 = new AttrSpec();
-  $o_338->name = 'externalresourcesrequired';
-  $o_336->attrs[] = $o_338;
+  $o_338->name = 'class';
+  $o_337->attrs[] = $o_338;
   $o_339 = new AttrSpec();
-  $o_339->name = 'points';
-  $o_336->attrs[] = $o_339;
+  $o_339->name = 'externalresourcesrequired';
+  $o_337->attrs[] = $o_339;
   $o_340 = new AttrSpec();
-  $o_340->name = 'sketch:type';
-  $o_336->attrs[] = $o_340;
+  $o_340->name = 'markerunits';
+  $o_337->attrs[] = $o_340;
   $o_341 = new AttrSpec();
-  $o_341->name = 'transform';
-  $o_336->attrs[] = $o_341;
-  $o_336->attr_lists = ['svg-conditional-processing-attributes', 'svg-core-attributes', 'svg-presentation-attributes'];
-  $o_336->spec_url = 'https://www.ampproject.org/docs/reference/spec.html#svg';
-  $o_336->mandatory_ancestor = 'svg';
-  $o_0->tags[] = $o_336;
-  $o_342 = new TagSpec();
-  $o_342->tag_name = 'rect';
+  $o_341->name = 'markerwidth';
+  $o_337->attrs[] = $o_341;
+  $o_342 = new AttrSpec();
+  $o_342->name = 'markerheight';
+  $o_337->attrs[] = $o_342;
   $o_343 = new AttrSpec();
-  $o_343->name = 'class';
-  $o_342->attrs[] = $o_343;
+  $o_343->name = 'orient';
+  $o_337->attrs[] = $o_343;
   $o_344 = new AttrSpec();
-  $o_344->name = 'externalresourcesrequired';
-  $o_342->attrs[] = $o_344;
+  $o_344->name = 'preserveaspectratio';
+  $o_337->attrs[] = $o_344;
   $o_345 = new AttrSpec();
-  $o_345->name = 'height';
-  $o_342->attrs[] = $o_345;
+  $o_345->name = 'refx';
+  $o_337->attrs[] = $o_345;
   $o_346 = new AttrSpec();
-  $o_346->name = 'rx';
-  $o_342->attrs[] = $o_346;
+  $o_346->name = 'refy';
+  $o_337->attrs[] = $o_346;
   $o_347 = new AttrSpec();
-  $o_347->name = 'ry';
-  $o_342->attrs[] = $o_347;
+  $o_347->name = 'transform';
+  $o_337->attrs[] = $o_347;
   $o_348 = new AttrSpec();
-  $o_348->name = 'sketch:type';
-  $o_342->attrs[] = $o_348;
-  $o_349 = new AttrSpec();
-  $o_349->name = 'transform';
-  $o_342->attrs[] = $o_349;
+  $o_348->name = 'viewbox';
+  $o_337->attrs[] = $o_348;
+  $o_337->attr_lists = ['svg-core-attributes', 'svg-presentation-attributes'];
+  $o_337->spec_url = 'https://www.ampproject.org/docs/reference/spec.html#svg';
+  $o_337->mandatory_ancestor = 'svg';
+  $o_0->tags[] = $o_337;
+  $o_349 = new TagSpec();
+  $o_349->tag_name = 'path';
   $o_350 = new AttrSpec();
-  $o_350->name = 'width';
-  $o_342->attrs[] = $o_350;
+  $o_350->name = 'class';
+  $o_349->attrs[] = $o_350;
   $o_351 = new AttrSpec();
-  $o_351->name = 'x';
-  $o_342->attrs[] = $o_351;
+  $o_351->name = 'd';
+  $o_349->attrs[] = $o_351;
   $o_352 = new AttrSpec();
-  $o_352->name = 'y';
-  $o_342->attrs[] = $o_352;
-  $o_342->attr_lists = ['svg-conditional-processing-attributes', 'svg-core-attributes', 'svg-presentation-attributes'];
-  $o_342->spec_url = 'https://www.ampproject.org/docs/reference/spec.html#svg';
-  $o_342->mandatory_ancestor = 'svg';
-  $o_0->tags[] = $o_342;
-  $o_353 = new TagSpec();
-  $o_353->tag_name = 'text';
+  $o_352->name = 'externalresourcesrequired';
+  $o_349->attrs[] = $o_352;
+  $o_353 = new AttrSpec();
+  $o_353->name = 'pathlength';
+  $o_349->attrs[] = $o_353;
   $o_354 = new AttrSpec();
-  $o_354->name = 'class';
-  $o_353->attrs[] = $o_354;
+  $o_354->name = 'sketch:type';
+  $o_349->attrs[] = $o_354;
   $o_355 = new AttrSpec();
-  $o_355->name = 'dx';
-  $o_353->attrs[] = $o_355;
-  $o_356 = new AttrSpec();
-  $o_356->name = 'dy';
-  $o_353->attrs[] = $o_356;
+  $o_355->name = 'transform';
+  $o_349->attrs[] = $o_355;
+  $o_349->attr_lists = ['svg-conditional-processing-attributes', 'svg-core-attributes', 'svg-presentation-attributes'];
+  $o_349->spec_url = 'https://www.ampproject.org/docs/reference/spec.html#svg';
+  $o_349->mandatory_ancestor = 'svg';
+  $o_0->tags[] = $o_349;
+  $o_356 = new TagSpec();
+  $o_356->tag_name = 'svg';
   $o_357 = new AttrSpec();
-  $o_357->name = 'externalresourcesrequired';
-  $o_353->attrs[] = $o_357;
+  $o_357->name = 'class';
+  $o_356->attrs[] = $o_357;
   $o_358 = new AttrSpec();
-  $o_358->name = 'lengthadjust';
-  $o_353->attrs[] = $o_358;
+  $o_358->name = 'contentscripttype';
+  $o_356->attrs[] = $o_358;
   $o_359 = new AttrSpec();
-  $o_359->name = 'rotate';
-  $o_353->attrs[] = $o_359;
+  $o_359->name = 'contentstyletype';
+  $o_356->attrs[] = $o_359;
   $o_360 = new AttrSpec();
-  $o_360->name = 'text-anchor';
-  $o_353->attrs[] = $o_360;
+  $o_360->name = 'externalresourcesrequired';
+  $o_356->attrs[] = $o_360;
   $o_361 = new AttrSpec();
-  $o_361->name = 'textlength';
-  $o_353->attrs[] = $o_361;
+  $o_361->name = 'height';
+  $o_356->attrs[] = $o_361;
   $o_362 = new AttrSpec();
-  $o_362->name = 'transform';
-  $o_353->attrs[] = $o_362;
+  $o_362->name = 'preserveaspectratio';
+  $o_356->attrs[] = $o_362;
   $o_363 = new AttrSpec();
-  $o_363->name = 'x';
-  $o_353->attrs[] = $o_363;
+  $o_363->name = 'version';
+  $o_363->value_regex = '(1.0|1.1)';
+  $o_356->attrs[] = $o_363;
   $o_364 = new AttrSpec();
-  $o_364->name = 'y';
-  $o_353->attrs[] = $o_364;
-  $o_353->attr_lists = ['svg-conditional-processing-attributes', 'svg-core-attributes', 'svg-presentation-attributes'];
-  $o_353->spec_url = 'https://www.ampproject.org/docs/reference/spec.html#svg';
-  $o_353->mandatory_ancestor = 'svg';
-  $o_0->tags[] = $o_353;
-  $o_365 = new TagSpec();
-  $o_365->tag_name = 'textpath';
+  $o_364->name = 'viewbox';
+  $o_356->attrs[] = $o_364;
+  $o_365 = new AttrSpec();
+  $o_365->name = 'width';
+  $o_356->attrs[] = $o_365;
   $o_366 = new AttrSpec();
-  $o_366->name = 'class';
-  $o_365->attrs[] = $o_366;
+  $o_366->name = 'x';
+  $o_356->attrs[] = $o_366;
   $o_367 = new AttrSpec();
-  $o_367->name = 'externalresourcesrequired';
-  $o_365->attrs[] = $o_367;
+  $o_367->name = 'y';
+  $o_356->attrs[] = $o_367;
   $o_368 = new AttrSpec();
-  $o_368->name = 'method';
-  $o_365->attrs[] = $o_368;
-  $o_369 = new AttrSpec();
-  $o_369->name = 'spacing';
-  $o_365->attrs[] = $o_369;
+  $o_368->name = 'zoomandpan';
+  $o_356->attrs[] = $o_368;
+  $o_356->attr_lists = ['svg-conditional-processing-attributes', 'svg-core-attributes', 'svg-presentation-attributes'];
+  $o_356->spec_url = 'https://www.ampproject.org/docs/reference/spec.html#svg';
+  $o_0->tags[] = $o_356;
+  $o_369 = new TagSpec();
+  $o_369->tag_name = 'view';
   $o_370 = new AttrSpec();
-  $o_370->name = 'startoffset';
-  $o_365->attrs[] = $o_370;
-  $o_365->attr_lists = ['svg-conditional-processing-attributes', 'svg-core-attributes', 'svg-presentation-attributes', 'svg-xlink-attributes'];
-  $o_365->spec_url = 'https://www.ampproject.org/docs/reference/spec.html#svg';
-  $o_365->mandatory_ancestor = 'svg';
-  $o_0->tags[] = $o_365;
-  $o_371 = new TagSpec();
-  $o_371->tag_name = 'tref';
+  $o_370->name = 'externalresourcesrequired';
+  $o_369->attrs[] = $o_370;
+  $o_371 = new AttrSpec();
+  $o_371->name = 'preserveaspectratio';
+  $o_369->attrs[] = $o_371;
   $o_372 = new AttrSpec();
-  $o_372->name = 'class';
-  $o_371->attrs[] = $o_372;
+  $o_372->name = 'viewbox';
+  $o_369->attrs[] = $o_372;
   $o_373 = new AttrSpec();
-  $o_373->name = 'externalresourcesrequired';
-  $o_371->attrs[] = $o_373;
-  $o_371->attr_lists = ['svg-conditional-processing-attributes', 'svg-core-attributes', 'svg-presentation-attributes', 'svg-xlink-attributes'];
-  $o_371->spec_url = 'https://www.ampproject.org/docs/reference/spec.html#svg';
-  $o_371->mandatory_ancestor = 'svg';
-  $o_0->tags[] = $o_371;
-  $o_374 = new TagSpec();
-  $o_374->tag_name = 'tspan';
-  $o_375 = new AttrSpec();
-  $o_375->name = 'class';
-  $o_374->attrs[] = $o_375;
+  $o_373->name = 'viewtarget';
+  $o_369->attrs[] = $o_373;
+  $o_374 = new AttrSpec();
+  $o_374->name = 'zoomandpan';
+  $o_369->attrs[] = $o_374;
+  $o_369->attr_lists = ['svg-core-attributes'];
+  $o_369->spec_url = 'https://www.ampproject.org/docs/reference/spec.html#svg';
+  $o_369->mandatory_ancestor = 'svg';
+  $o_0->tags[] = $o_369;
+  $o_375 = new TagSpec();
+  $o_375->tag_name = 'circle';
   $o_376 = new AttrSpec();
-  $o_376->name = 'dx';
-  $o_374->attrs[] = $o_376;
+  $o_376->name = 'class';
+  $o_375->attrs[] = $o_376;
   $o_377 = new AttrSpec();
-  $o_377->name = 'dy';
-  $o_374->attrs[] = $o_377;
+  $o_377->name = 'cx';
+  $o_375->attrs[] = $o_377;
   $o_378 = new AttrSpec();
-  $o_378->name = 'externalresourcesrequired';
-  $o_374->attrs[] = $o_378;
+  $o_378->name = 'cy';
+  $o_375->attrs[] = $o_378;
   $o_379 = new AttrSpec();
-  $o_379->name = 'rotate';
-  $o_374->attrs[] = $o_379;
+  $o_379->name = 'externalresourcesrequired';
+  $o_375->attrs[] = $o_379;
   $o_380 = new AttrSpec();
-  $o_380->name = 'lengthadjust';
-  $o_374->attrs[] = $o_380;
+  $o_380->name = 'r';
+  $o_375->attrs[] = $o_380;
   $o_381 = new AttrSpec();
-  $o_381->name = 'textlength';
-  $o_374->attrs[] = $o_381;
+  $o_381->name = 'sketch:type';
+  $o_375->attrs[] = $o_381;
   $o_382 = new AttrSpec();
-  $o_382->name = 'x';
-  $o_374->attrs[] = $o_382;
-  $o_383 = new AttrSpec();
-  $o_383->name = 'y';
-  $o_374->attrs[] = $o_383;
-  $o_374->attr_lists = ['svg-conditional-processing-attributes', 'svg-core-attributes', 'svg-presentation-attributes'];
-  $o_374->spec_url = 'https://www.ampproject.org/docs/reference/spec.html#svg';
-  $o_374->mandatory_ancestor = 'svg';
-  $o_0->tags[] = $o_374;
-  $o_384 = new TagSpec();
-  $o_384->tag_name = 'clippath';
+  $o_382->name = 'transform';
+  $o_375->attrs[] = $o_382;
+  $o_375->attr_lists = ['svg-conditional-processing-attributes', 'svg-core-attributes', 'svg-presentation-attributes'];
+  $o_375->spec_url = 'https://www.ampproject.org/docs/reference/spec.html#svg';
+  $o_375->mandatory_ancestor = 'svg';
+  $o_0->tags[] = $o_375;
+  $o_383 = new TagSpec();
+  $o_383->tag_name = 'ellipse';
+  $o_384 = new AttrSpec();
+  $o_384->name = 'class';
+  $o_383->attrs[] = $o_384;
   $o_385 = new AttrSpec();
-  $o_385->name = 'class';
-  $o_384->attrs[] = $o_385;
+  $o_385->name = 'cx';
+  $o_383->attrs[] = $o_385;
   $o_386 = new AttrSpec();
-  $o_386->name = 'clippathunits';
-  $o_384->attrs[] = $o_386;
+  $o_386->name = 'cy';
+  $o_383->attrs[] = $o_386;
   $o_387 = new AttrSpec();
   $o_387->name = 'externalresourcesrequired';
-  $o_384->attrs[] = $o_387;
+  $o_383->attrs[] = $o_387;
   $o_388 = new AttrSpec();
-  $o_388->name = 'transform';
-  $o_384->attrs[] = $o_388;
-  $o_384->attr_lists = ['svg-conditional-processing-attributes', 'svg-core-attributes', 'svg-presentation-attributes'];
-  $o_384->spec_url = 'https://www.ampproject.org/docs/reference/spec.html#svg';
-  $o_384->mandatory_ancestor = 'svg';
-  $o_0->tags[] = $o_384;
-  $o_389 = new TagSpec();
-  $o_389->tag_name = 'filter';
+  $o_388->name = 'rx';
+  $o_383->attrs[] = $o_388;
+  $o_389 = new AttrSpec();
+  $o_389->name = 'ry';
+  $o_383->attrs[] = $o_389;
   $o_390 = new AttrSpec();
-  $o_390->name = 'class';
-  $o_389->attrs[] = $o_390;
+  $o_390->name = 'sketch:type';
+  $o_383->attrs[] = $o_390;
   $o_391 = new AttrSpec();
-  $o_391->name = 'externalresourcesrequired';
-  $o_389->attrs[] = $o_391;
-  $o_392 = new AttrSpec();
-  $o_392->name = 'filterres';
-  $o_389->attrs[] = $o_392;
+  $o_391->name = 'transform';
+  $o_383->attrs[] = $o_391;
+  $o_383->attr_lists = ['svg-conditional-processing-attributes', 'svg-core-attributes', 'svg-presentation-attributes'];
+  $o_383->spec_url = 'https://www.ampproject.org/docs/reference/spec.html#svg';
+  $o_383->mandatory_ancestor = 'svg';
+  $o_0->tags[] = $o_383;
+  $o_392 = new TagSpec();
+  $o_392->tag_name = 'line';
   $o_393 = new AttrSpec();
-  $o_393->name = 'filterunits';
-  $o_389->attrs[] = $o_393;
+  $o_393->name = 'class';
+  $o_392->attrs[] = $o_393;
   $o_394 = new AttrSpec();
-  $o_394->name = 'height';
-  $o_389->attrs[] = $o_394;
+  $o_394->name = 'externalresourcesrequired';
+  $o_392->attrs[] = $o_394;
   $o_395 = new AttrSpec();
-  $o_395->name = 'primitiveunits';
-  $o_389->attrs[] = $o_395;
+  $o_395->name = 'sketch:type';
+  $o_392->attrs[] = $o_395;
   $o_396 = new AttrSpec();
-  $o_396->name = 'width';
-  $o_389->attrs[] = $o_396;
+  $o_396->name = 'transform';
+  $o_392->attrs[] = $o_396;
   $o_397 = new AttrSpec();
-  $o_397->name = 'x';
-  $o_389->attrs[] = $o_397;
+  $o_397->name = 'x1';
+  $o_392->attrs[] = $o_397;
   $o_398 = new AttrSpec();
-  $o_398->name = 'y';
-  $o_389->attrs[] = $o_398;
-  $o_389->attr_lists = ['svg-core-attributes', 'svg-presentation-attributes', 'svg-xlink-attributes'];
-  $o_389->spec_url = 'https://www.ampproject.org/docs/reference/spec.html#svg';
-  $o_389->mandatory_ancestor = 'svg';
-  $o_0->tags[] = $o_389;
-  $o_399 = new TagSpec();
-  $o_399->tag_name = 'hkern';
+  $o_398->name = 'x2';
+  $o_392->attrs[] = $o_398;
+  $o_399 = new AttrSpec();
+  $o_399->name = 'y1';
+  $o_392->attrs[] = $o_399;
   $o_400 = new AttrSpec();
-  $o_400->name = 'g1';
-  $o_399->attrs[] = $o_400;
-  $o_401 = new AttrSpec();
-  $o_401->name = 'g2';
-  $o_399->attrs[] = $o_401;
+  $o_400->name = 'y2';
+  $o_392->attrs[] = $o_400;
+  $o_392->attr_lists = ['svg-conditional-processing-attributes', 'svg-core-attributes', 'svg-presentation-attributes'];
+  $o_392->spec_url = 'https://www.ampproject.org/docs/reference/spec.html#svg';
+  $o_392->mandatory_ancestor = 'svg';
+  $o_0->tags[] = $o_392;
+  $o_401 = new TagSpec();
+  $o_401->tag_name = 'polygon';
   $o_402 = new AttrSpec();
-  $o_402->name = 'k';
-  $o_399->attrs[] = $o_402;
+  $o_402->name = 'class';
+  $o_401->attrs[] = $o_402;
   $o_403 = new AttrSpec();
-  $o_403->name = 'u1';
-  $o_399->attrs[] = $o_403;
+  $o_403->name = 'externalresourcesrequired';
+  $o_401->attrs[] = $o_403;
   $o_404 = new AttrSpec();
-  $o_404->name = 'u2';
-  $o_399->attrs[] = $o_404;
-  $o_399->attr_lists = ['svg-core-attributes'];
-  $o_399->spec_url = 'https://www.ampproject.org/docs/reference/spec.html#svg';
-  $o_399->mandatory_ancestor = 'svg';
-  $o_0->tags[] = $o_399;
-  $o_405 = new TagSpec();
-  $o_405->tag_name = 'lineargradient';
+  $o_404->name = 'points';
+  $o_401->attrs[] = $o_404;
+  $o_405 = new AttrSpec();
+  $o_405->name = 'sketch:type';
+  $o_401->attrs[] = $o_405;
   $o_406 = new AttrSpec();
-  $o_406->name = 'class';
-  $o_405->attrs[] = $o_406;
-  $o_407 = new AttrSpec();
-  $o_407->name = 'externalresourcesrequired';
-  $o_405->attrs[] = $o_407;
+  $o_406->name = 'transform';
+  $o_401->attrs[] = $o_406;
+  $o_401->attr_lists = ['svg-conditional-processing-attributes', 'svg-core-attributes', 'svg-presentation-attributes'];
+  $o_401->spec_url = 'https://www.ampproject.org/docs/reference/spec.html#svg';
+  $o_401->mandatory_ancestor = 'svg';
+  $o_0->tags[] = $o_401;
+  $o_407 = new TagSpec();
+  $o_407->tag_name = 'polyline';
   $o_408 = new AttrSpec();
-  $o_408->name = 'gradientunits';
-  $o_405->attrs[] = $o_408;
+  $o_408->name = 'class';
+  $o_407->attrs[] = $o_408;
   $o_409 = new AttrSpec();
-  $o_409->name = 'gradientransform';
-  $o_405->attrs[] = $o_409;
+  $o_409->name = 'externalresourcesrequired';
+  $o_407->attrs[] = $o_409;
   $o_410 = new AttrSpec();
-  $o_410->name = 'spreadmethod';
-  $o_405->attrs[] = $o_410;
+  $o_410->name = 'points';
+  $o_407->attrs[] = $o_410;
   $o_411 = new AttrSpec();
-  $o_411->name = 'x1';
-  $o_405->attrs[] = $o_411;
+  $o_411->name = 'sketch:type';
+  $o_407->attrs[] = $o_411;
   $o_412 = new AttrSpec();
-  $o_412->name = 'y1';
-  $o_405->attrs[] = $o_412;
-  $o_413 = new AttrSpec();
-  $o_413->name = 'x2';
-  $o_405->attrs[] = $o_413;
+  $o_412->name = 'transform';
+  $o_407->attrs[] = $o_412;
+  $o_407->attr_lists = ['svg-conditional-processing-attributes', 'svg-core-attributes', 'svg-presentation-attributes'];
+  $o_407->spec_url = 'https://www.ampproject.org/docs/reference/spec.html#svg';
+  $o_407->mandatory_ancestor = 'svg';
+  $o_0->tags[] = $o_407;
+  $o_413 = new TagSpec();
+  $o_413->tag_name = 'rect';
   $o_414 = new AttrSpec();
-  $o_414->name = 'y2';
-  $o_405->attrs[] = $o_414;
-  $o_405->attr_lists = ['svg-core-attributes', 'svg-presentation-attributes', 'svg-xlink-attributes'];
-  $o_405->spec_url = 'https://www.ampproject.org/docs/reference/spec.html#svg';
-  $o_405->mandatory_ancestor = 'svg';
-  $o_0->tags[] = $o_405;
-  $o_415 = new TagSpec();
-  $o_415->tag_name = 'mask';
+  $o_414->name = 'class';
+  $o_413->attrs[] = $o_414;
+  $o_415 = new AttrSpec();
+  $o_415->name = 'externalresourcesrequired';
+  $o_413->attrs[] = $o_415;
   $o_416 = new AttrSpec();
-  $o_416->name = 'class';
-  $o_415->attrs[] = $o_416;
+  $o_416->name = 'height';
+  $o_413->attrs[] = $o_416;
   $o_417 = new AttrSpec();
-  $o_417->name = 'externalresourcesrequired';
-  $o_415->attrs[] = $o_417;
+  $o_417->name = 'rx';
+  $o_413->attrs[] = $o_417;
   $o_418 = new AttrSpec();
-  $o_418->name = 'height';
-  $o_415->attrs[] = $o_418;
+  $o_418->name = 'ry';
+  $o_413->attrs[] = $o_418;
   $o_419 = new AttrSpec();
-  $o_419->name = 'maskcontentunits';
-  $o_415->attrs[] = $o_419;
+  $o_419->name = 'sketch:type';
+  $o_413->attrs[] = $o_419;
   $o_420 = new AttrSpec();
-  $o_420->name = 'maskunits';
-  $o_415->attrs[] = $o_420;
+  $o_420->name = 'transform';
+  $o_413->attrs[] = $o_420;
   $o_421 = new AttrSpec();
   $o_421->name = 'width';
-  $o_415->attrs[] = $o_421;
+  $o_413->attrs[] = $o_421;
   $o_422 = new AttrSpec();
   $o_422->name = 'x';
-  $o_415->attrs[] = $o_422;
+  $o_413->attrs[] = $o_422;
   $o_423 = new AttrSpec();
   $o_423->name = 'y';
-  $o_415->attrs[] = $o_423;
-  $o_415->attr_lists = ['svg-conditional-processing-attributes', 'svg-core-attributes', 'svg-presentation-attributes'];
-  $o_415->spec_url = 'https://www.ampproject.org/docs/reference/spec.html#svg';
-  $o_415->mandatory_ancestor = 'svg';
-  $o_0->tags[] = $o_415;
+  $o_413->attrs[] = $o_423;
+  $o_413->attr_lists = ['svg-conditional-processing-attributes', 'svg-core-attributes', 'svg-presentation-attributes'];
+  $o_413->spec_url = 'https://www.ampproject.org/docs/reference/spec.html#svg';
+  $o_413->mandatory_ancestor = 'svg';
+  $o_0->tags[] = $o_413;
   $o_424 = new TagSpec();
-  $o_424->tag_name = 'pattern';
+  $o_424->tag_name = 'text';
   $o_425 = new AttrSpec();
   $o_425->name = 'class';
   $o_424->attrs[] = $o_425;
   $o_426 = new AttrSpec();
-  $o_426->name = 'externalresourcesrequired';
+  $o_426->name = 'dx';
   $o_424->attrs[] = $o_426;
   $o_427 = new AttrSpec();
-  $o_427->name = 'height';
+  $o_427->name = 'dy';
   $o_424->attrs[] = $o_427;
   $o_428 = new AttrSpec();
-  $o_428->name = 'patternunits';
+  $o_428->name = 'externalresourcesrequired';
   $o_424->attrs[] = $o_428;
   $o_429 = new AttrSpec();
-  $o_429->name = 'patterncontentunits';
+  $o_429->name = 'lengthadjust';
   $o_424->attrs[] = $o_429;
   $o_430 = new AttrSpec();
-  $o_430->name = 'patterntransform';
+  $o_430->name = 'rotate';
   $o_424->attrs[] = $o_430;
   $o_431 = new AttrSpec();
-  $o_431->name = 'preserveaspectratio';
+  $o_431->name = 'text-anchor';
   $o_424->attrs[] = $o_431;
   $o_432 = new AttrSpec();
-  $o_432->name = 'viewbox';
+  $o_432->name = 'textlength';
   $o_424->attrs[] = $o_432;
   $o_433 = new AttrSpec();
-  $o_433->name = 'width';
+  $o_433->name = 'transform';
   $o_424->attrs[] = $o_433;
   $o_434 = new AttrSpec();
   $o_434->name = 'x';
@@ -1909,1142 +2036,1011 @@ public static function createValidationRules() {
   $o_435 = new AttrSpec();
   $o_435->name = 'y';
   $o_424->attrs[] = $o_435;
-  $o_424->attr_lists = ['svg-conditional-processing-attributes', 'svg-core-attributes', 'svg-presentation-attributes', 'svg-xlink-attributes'];
+  $o_424->attr_lists = ['svg-conditional-processing-attributes', 'svg-core-attributes', 'svg-presentation-attributes'];
   $o_424->spec_url = 'https://www.ampproject.org/docs/reference/spec.html#svg';
   $o_424->mandatory_ancestor = 'svg';
   $o_0->tags[] = $o_424;
   $o_436 = new TagSpec();
-  $o_436->tag_name = 'radialgradient';
+  $o_436->tag_name = 'textpath';
   $o_437 = new AttrSpec();
   $o_437->name = 'class';
   $o_436->attrs[] = $o_437;
   $o_438 = new AttrSpec();
-  $o_438->name = 'cx';
+  $o_438->name = 'externalresourcesrequired';
   $o_436->attrs[] = $o_438;
   $o_439 = new AttrSpec();
-  $o_439->name = 'cy';
+  $o_439->name = 'method';
   $o_436->attrs[] = $o_439;
   $o_440 = new AttrSpec();
-  $o_440->name = 'externalresourcesrequired';
+  $o_440->name = 'spacing';
   $o_436->attrs[] = $o_440;
   $o_441 = new AttrSpec();
-  $o_441->name = 'fx';
+  $o_441->name = 'startoffset';
   $o_436->attrs[] = $o_441;
-  $o_442 = new AttrSpec();
-  $o_442->name = 'fy';
-  $o_436->attrs[] = $o_442;
-  $o_443 = new AttrSpec();
-  $o_443->name = 'gradientunits';
-  $o_436->attrs[] = $o_443;
-  $o_444 = new AttrSpec();
-  $o_444->name = 'gradienttransform';
-  $o_436->attrs[] = $o_444;
-  $o_445 = new AttrSpec();
-  $o_445->name = 'r';
-  $o_436->attrs[] = $o_445;
-  $o_446 = new AttrSpec();
-  $o_446->name = 'spreadmethod';
-  $o_436->attrs[] = $o_446;
-  $o_436->attr_lists = ['svg-core-attributes', 'svg-presentation-attributes', 'svg-xlink-attributes'];
+  $o_436->attr_lists = ['svg-conditional-processing-attributes', 'svg-core-attributes', 'svg-presentation-attributes', 'svg-xlink-attributes'];
   $o_436->spec_url = 'https://www.ampproject.org/docs/reference/spec.html#svg';
   $o_436->mandatory_ancestor = 'svg';
   $o_0->tags[] = $o_436;
-  $o_447 = new TagSpec();
-  $o_447->tag_name = 'stop';
-  $o_447->spec_name = 'lineargradient > stop';
+  $o_442 = new TagSpec();
+  $o_442->tag_name = 'tref';
+  $o_443 = new AttrSpec();
+  $o_443->name = 'class';
+  $o_442->attrs[] = $o_443;
+  $o_444 = new AttrSpec();
+  $o_444->name = 'externalresourcesrequired';
+  $o_442->attrs[] = $o_444;
+  $o_442->attr_lists = ['svg-conditional-processing-attributes', 'svg-core-attributes', 'svg-presentation-attributes', 'svg-xlink-attributes'];
+  $o_442->spec_url = 'https://www.ampproject.org/docs/reference/spec.html#svg';
+  $o_442->mandatory_ancestor = 'svg';
+  $o_0->tags[] = $o_442;
+  $o_445 = new TagSpec();
+  $o_445->tag_name = 'tspan';
+  $o_446 = new AttrSpec();
+  $o_446->name = 'class';
+  $o_445->attrs[] = $o_446;
+  $o_447 = new AttrSpec();
+  $o_447->name = 'dx';
+  $o_445->attrs[] = $o_447;
   $o_448 = new AttrSpec();
-  $o_448->name = 'offset';
-  $o_447->attrs[] = $o_448;
+  $o_448->name = 'dy';
+  $o_445->attrs[] = $o_448;
   $o_449 = new AttrSpec();
-  $o_449->name = 'stop-color';
-  $o_447->attrs[] = $o_449;
+  $o_449->name = 'externalresourcesrequired';
+  $o_445->attrs[] = $o_449;
   $o_450 = new AttrSpec();
-  $o_450->name = 'stop-opacity';
-  $o_447->attrs[] = $o_450;
-  $o_447->spec_url = 'https://www.ampproject.org/docs/reference/spec.html#svg';
-  $o_447->mandatory_ancestor = 'lineargradient';
-  $o_0->tags[] = $o_447;
-  $o_451 = new TagSpec();
-  $o_451->tag_name = 'stop';
-  $o_451->spec_name = 'radialgradient > stop';
+  $o_450->name = 'rotate';
+  $o_445->attrs[] = $o_450;
+  $o_451 = new AttrSpec();
+  $o_451->name = 'lengthadjust';
+  $o_445->attrs[] = $o_451;
   $o_452 = new AttrSpec();
-  $o_452->name = 'offset';
-  $o_451->attrs[] = $o_452;
+  $o_452->name = 'textlength';
+  $o_445->attrs[] = $o_452;
   $o_453 = new AttrSpec();
-  $o_453->name = 'stop-color';
-  $o_451->attrs[] = $o_453;
+  $o_453->name = 'x';
+  $o_445->attrs[] = $o_453;
   $o_454 = new AttrSpec();
-  $o_454->name = 'stop-opacity';
-  $o_451->attrs[] = $o_454;
-  $o_451->spec_url = 'https://www.ampproject.org/docs/reference/spec.html#svg';
-  $o_451->mandatory_ancestor = 'radialgradient';
-  $o_0->tags[] = $o_451;
+  $o_454->name = 'y';
+  $o_445->attrs[] = $o_454;
+  $o_445->attr_lists = ['svg-conditional-processing-attributes', 'svg-core-attributes', 'svg-presentation-attributes'];
+  $o_445->spec_url = 'https://www.ampproject.org/docs/reference/spec.html#svg';
+  $o_445->mandatory_ancestor = 'svg';
+  $o_0->tags[] = $o_445;
   $o_455 = new TagSpec();
-  $o_455->tag_name = 'vkern';
+  $o_455->tag_name = 'clippath';
   $o_456 = new AttrSpec();
-  $o_456->name = 'g1';
+  $o_456->name = 'class';
   $o_455->attrs[] = $o_456;
   $o_457 = new AttrSpec();
-  $o_457->name = 'g2';
+  $o_457->name = 'clippathunits';
   $o_455->attrs[] = $o_457;
   $o_458 = new AttrSpec();
-  $o_458->name = 'k';
+  $o_458->name = 'externalresourcesrequired';
   $o_455->attrs[] = $o_458;
   $o_459 = new AttrSpec();
-  $o_459->name = 'u1';
+  $o_459->name = 'transform';
   $o_455->attrs[] = $o_459;
-  $o_460 = new AttrSpec();
-  $o_460->name = 'u2';
-  $o_455->attrs[] = $o_460;
-  $o_455->attr_lists = ['svg-core-attributes'];
+  $o_455->attr_lists = ['svg-conditional-processing-attributes', 'svg-core-attributes', 'svg-presentation-attributes'];
   $o_455->spec_url = 'https://www.ampproject.org/docs/reference/spec.html#svg';
   $o_455->mandatory_ancestor = 'svg';
   $o_0->tags[] = $o_455;
-  $o_461 = new TagSpec();
-  $o_461->tag_name = 'defs';
+  $o_460 = new TagSpec();
+  $o_460->tag_name = 'filter';
+  $o_461 = new AttrSpec();
+  $o_461->name = 'class';
+  $o_460->attrs[] = $o_461;
   $o_462 = new AttrSpec();
-  $o_462->name = 'class';
-  $o_461->attrs[] = $o_462;
+  $o_462->name = 'externalresourcesrequired';
+  $o_460->attrs[] = $o_462;
   $o_463 = new AttrSpec();
-  $o_463->name = 'externalresourcesrequired';
-  $o_461->attrs[] = $o_463;
+  $o_463->name = 'filterres';
+  $o_460->attrs[] = $o_463;
   $o_464 = new AttrSpec();
-  $o_464->name = 'transform';
-  $o_461->attrs[] = $o_464;
-  $o_461->attr_lists = ['svg-conditional-processing-attributes', 'svg-core-attributes', 'svg-presentation-attributes'];
-  $o_461->spec_url = 'https://www.ampproject.org/docs/reference/spec.html#svg';
-  $o_461->mandatory_ancestor = 'svg';
-  $o_0->tags[] = $o_461;
-  $o_465 = new TagSpec();
-  $o_465->tag_name = 'symbol';
+  $o_464->name = 'filterunits';
+  $o_460->attrs[] = $o_464;
+  $o_465 = new AttrSpec();
+  $o_465->name = 'height';
+  $o_460->attrs[] = $o_465;
   $o_466 = new AttrSpec();
-  $o_466->name = 'class';
-  $o_465->attrs[] = $o_466;
+  $o_466->name = 'primitiveunits';
+  $o_460->attrs[] = $o_466;
   $o_467 = new AttrSpec();
-  $o_467->name = 'externalresourcesrequired';
-  $o_465->attrs[] = $o_467;
+  $o_467->name = 'width';
+  $o_460->attrs[] = $o_467;
   $o_468 = new AttrSpec();
-  $o_468->name = 'preserveaspectratio';
-  $o_465->attrs[] = $o_468;
+  $o_468->name = 'x';
+  $o_460->attrs[] = $o_468;
   $o_469 = new AttrSpec();
-  $o_469->name = 'viewbox';
-  $o_465->attrs[] = $o_469;
-  $o_465->attr_lists = ['svg-core-attributes', 'svg-presentation-attributes'];
-  $o_465->spec_url = 'https://www.ampproject.org/docs/reference/spec.html#svg';
-  $o_465->mandatory_ancestor = 'svg';
-  $o_0->tags[] = $o_465;
+  $o_469->name = 'y';
+  $o_460->attrs[] = $o_469;
+  $o_460->attr_lists = ['svg-core-attributes', 'svg-presentation-attributes', 'svg-xlink-attributes'];
+  $o_460->spec_url = 'https://www.ampproject.org/docs/reference/spec.html#svg';
+  $o_460->mandatory_ancestor = 'svg';
+  $o_0->tags[] = $o_460;
   $o_470 = new TagSpec();
-  $o_470->tag_name = 'use';
+  $o_470->tag_name = 'hkern';
   $o_471 = new AttrSpec();
-  $o_471->name = 'class';
+  $o_471->name = 'g1';
   $o_470->attrs[] = $o_471;
   $o_472 = new AttrSpec();
-  $o_472->name = 'externalresourcesrequired';
+  $o_472->name = 'g2';
   $o_470->attrs[] = $o_472;
   $o_473 = new AttrSpec();
-  $o_473->name = 'height';
+  $o_473->name = 'k';
   $o_470->attrs[] = $o_473;
   $o_474 = new AttrSpec();
-  $o_474->name = 'transform';
+  $o_474->name = 'u1';
   $o_470->attrs[] = $o_474;
   $o_475 = new AttrSpec();
-  $o_475->name = 'width';
+  $o_475->name = 'u2';
   $o_470->attrs[] = $o_475;
-  $o_476 = new AttrSpec();
-  $o_476->name = 'x';
-  $o_470->attrs[] = $o_476;
-  $o_477 = new AttrSpec();
-  $o_477->name = 'y';
-  $o_470->attrs[] = $o_477;
-  $o_470->attr_lists = ['svg-conditional-processing-attributes', 'svg-core-attributes', 'svg-presentation-attributes', 'svg-xlink-attributes'];
+  $o_470->attr_lists = ['svg-core-attributes'];
   $o_470->spec_url = 'https://www.ampproject.org/docs/reference/spec.html#svg';
   $o_470->mandatory_ancestor = 'svg';
   $o_0->tags[] = $o_470;
-  $o_478 = new TagSpec();
-  $o_478->tag_name = 'foreignobject';
+  $o_476 = new TagSpec();
+  $o_476->tag_name = 'lineargradient';
+  $o_477 = new AttrSpec();
+  $o_477->name = 'class';
+  $o_476->attrs[] = $o_477;
+  $o_478 = new AttrSpec();
+  $o_478->name = 'externalresourcesrequired';
+  $o_476->attrs[] = $o_478;
   $o_479 = new AttrSpec();
-  $o_479->name = 'class';
-  $o_478->attrs[] = $o_479;
+  $o_479->name = 'gradientunits';
+  $o_476->attrs[] = $o_479;
   $o_480 = new AttrSpec();
-  $o_480->name = 'externalresourcesrequired';
-  $o_478->attrs[] = $o_480;
+  $o_480->name = 'gradienttransform';
+  $o_476->attrs[] = $o_480;
   $o_481 = new AttrSpec();
-  $o_481->name = 'height';
-  $o_478->attrs[] = $o_481;
+  $o_481->name = 'spreadmethod';
+  $o_476->attrs[] = $o_481;
   $o_482 = new AttrSpec();
-  $o_482->name = 'transform';
-  $o_478->attrs[] = $o_482;
+  $o_482->name = 'x1';
+  $o_476->attrs[] = $o_482;
   $o_483 = new AttrSpec();
-  $o_483->name = 'width';
-  $o_478->attrs[] = $o_483;
+  $o_483->name = 'y1';
+  $o_476->attrs[] = $o_483;
   $o_484 = new AttrSpec();
-  $o_484->name = 'x';
-  $o_478->attrs[] = $o_484;
+  $o_484->name = 'x2';
+  $o_476->attrs[] = $o_484;
   $o_485 = new AttrSpec();
-  $o_485->name = 'y';
-  $o_478->attrs[] = $o_485;
-  $o_478->attr_lists = ['svg-conditional-processing-attributes', 'svg-core-attributes', 'svg-presentation-attributes'];
-  $o_478->spec_url = 'https://www.ampproject.org/docs/reference/spec.html#svg';
-  $o_478->mandatory_ancestor = 'svg';
-  $o_0->tags[] = $o_478;
+  $o_485->name = 'y2';
+  $o_476->attrs[] = $o_485;
+  $o_476->attr_lists = ['svg-core-attributes', 'svg-presentation-attributes', 'svg-xlink-attributes'];
+  $o_476->spec_url = 'https://www.ampproject.org/docs/reference/spec.html#svg';
+  $o_476->mandatory_ancestor = 'svg';
+  $o_0->tags[] = $o_476;
   $o_486 = new TagSpec();
-  $o_486->tag_name = 'desc';
+  $o_486->tag_name = 'mask';
   $o_487 = new AttrSpec();
   $o_487->name = 'class';
   $o_486->attrs[] = $o_487;
-  $o_486->attr_lists = ['svg-core-attributes'];
-  $o_486->spec_url = 'https://www.ampproject.org/docs/reference/spec.html#svg';
-  $o_486->mandatory_ancestor = 'svg';
-  $o_0->tags[] = $o_486;
-  $o_488 = new TagSpec();
-  $o_488->tag_name = 'title';
-  $o_488->spec_name = 'svg title';
+  $o_488 = new AttrSpec();
+  $o_488->name = 'externalresourcesrequired';
+  $o_486->attrs[] = $o_488;
   $o_489 = new AttrSpec();
-  $o_489->name = 'class';
-  $o_488->attrs[] = $o_489;
-  $o_488->attr_lists = ['svg-core-attributes'];
-  $o_488->spec_url = 'https://www.ampproject.org/docs/reference/spec.html#svg';
-  $o_488->mandatory_ancestor = 'svg';
-  $o_0->tags[] = $o_488;
-  $o_490 = new TagSpec();
-  $o_490->tag_name = 'table';
+  $o_489->name = 'height';
+  $o_486->attrs[] = $o_489;
+  $o_490 = new AttrSpec();
+  $o_490->name = 'maskcontentunits';
+  $o_486->attrs[] = $o_490;
   $o_491 = new AttrSpec();
-  $o_491->name = 'sortable';
-  $o_490->attrs[] = $o_491;
+  $o_491->name = 'maskunits';
+  $o_486->attrs[] = $o_491;
   $o_492 = new AttrSpec();
-  $o_492->name = 'align';
-  $o_490->attrs[] = $o_492;
+  $o_492->name = 'width';
+  $o_486->attrs[] = $o_492;
   $o_493 = new AttrSpec();
-  $o_493->name = 'border';
-  $o_493->value_regex = '0|1';
-  $o_490->attrs[] = $o_493;
+  $o_493->name = 'x';
+  $o_486->attrs[] = $o_493;
   $o_494 = new AttrSpec();
-  $o_494->name = 'bgcolor';
-  $o_490->attrs[] = $o_494;
-  $o_495 = new AttrSpec();
-  $o_495->name = 'cellpadding';
-  $o_490->attrs[] = $o_495;
+  $o_494->name = 'y';
+  $o_486->attrs[] = $o_494;
+  $o_486->attr_lists = ['svg-conditional-processing-attributes', 'svg-core-attributes', 'svg-presentation-attributes'];
+  $o_486->spec_url = 'https://www.ampproject.org/docs/reference/spec.html#svg';
+  $o_486->mandatory_ancestor = 'svg';
+  $o_0->tags[] = $o_486;
+  $o_495 = new TagSpec();
+  $o_495->tag_name = 'pattern';
   $o_496 = new AttrSpec();
-  $o_496->name = 'cellspacing';
-  $o_490->attrs[] = $o_496;
+  $o_496->name = 'class';
+  $o_495->attrs[] = $o_496;
   $o_497 = new AttrSpec();
-  $o_497->name = 'width';
-  $o_490->attrs[] = $o_497;
-  $o_0->tags[] = $o_490;
-  $o_498 = new TagSpec();
-  $o_498->tag_name = 'caption';
-  $o_0->tags[] = $o_498;
-  $o_499 = new TagSpec();
-  $o_499->tag_name = 'colgroup';
+  $o_497->name = 'externalresourcesrequired';
+  $o_495->attrs[] = $o_497;
+  $o_498 = new AttrSpec();
+  $o_498->name = 'height';
+  $o_495->attrs[] = $o_498;
+  $o_499 = new AttrSpec();
+  $o_499->name = 'patternunits';
+  $o_495->attrs[] = $o_499;
   $o_500 = new AttrSpec();
-  $o_500->name = 'span';
-  $o_499->attrs[] = $o_500;
-  $o_0->tags[] = $o_499;
-  $o_501 = new TagSpec();
-  $o_501->tag_name = 'col';
+  $o_500->name = 'patterncontentunits';
+  $o_495->attrs[] = $o_500;
+  $o_501 = new AttrSpec();
+  $o_501->name = 'patterntransform';
+  $o_495->attrs[] = $o_501;
   $o_502 = new AttrSpec();
-  $o_502->name = 'span';
-  $o_501->attrs[] = $o_502;
-  $o_0->tags[] = $o_501;
-  $o_503 = new TagSpec();
-  $o_503->tag_name = 'tbody';
-  $o_0->tags[] = $o_503;
-  $o_504 = new TagSpec();
-  $o_504->tag_name = 'thead';
-  $o_0->tags[] = $o_504;
-  $o_505 = new TagSpec();
-  $o_505->tag_name = 'tfoot';
-  $o_0->tags[] = $o_505;
-  $o_506 = new TagSpec();
-  $o_506->tag_name = 'tr';
-  $o_507 = new AttrSpec();
-  $o_507->name = 'align';
-  $o_506->attrs[] = $o_507;
+  $o_502->name = 'preserveaspectratio';
+  $o_495->attrs[] = $o_502;
+  $o_503 = new AttrSpec();
+  $o_503->name = 'viewbox';
+  $o_495->attrs[] = $o_503;
+  $o_504 = new AttrSpec();
+  $o_504->name = 'width';
+  $o_495->attrs[] = $o_504;
+  $o_505 = new AttrSpec();
+  $o_505->name = 'x';
+  $o_495->attrs[] = $o_505;
+  $o_506 = new AttrSpec();
+  $o_506->name = 'y';
+  $o_495->attrs[] = $o_506;
+  $o_495->attr_lists = ['svg-conditional-processing-attributes', 'svg-core-attributes', 'svg-presentation-attributes', 'svg-xlink-attributes'];
+  $o_495->spec_url = 'https://www.ampproject.org/docs/reference/spec.html#svg';
+  $o_495->mandatory_ancestor = 'svg';
+  $o_0->tags[] = $o_495;
+  $o_507 = new TagSpec();
+  $o_507->tag_name = 'radialgradient';
   $o_508 = new AttrSpec();
-  $o_508->name = 'bgcolor';
-  $o_506->attrs[] = $o_508;
+  $o_508->name = 'class';
+  $o_507->attrs[] = $o_508;
   $o_509 = new AttrSpec();
-  $o_509->name = 'height';
-  $o_506->attrs[] = $o_509;
+  $o_509->name = 'cx';
+  $o_507->attrs[] = $o_509;
   $o_510 = new AttrSpec();
-  $o_510->name = 'valign';
-  $o_506->attrs[] = $o_510;
-  $o_0->tags[] = $o_506;
-  $o_511 = new TagSpec();
-  $o_511->tag_name = 'td';
+  $o_510->name = 'cy';
+  $o_507->attrs[] = $o_510;
+  $o_511 = new AttrSpec();
+  $o_511->name = 'externalresourcesrequired';
+  $o_507->attrs[] = $o_511;
   $o_512 = new AttrSpec();
-  $o_512->name = 'colspan';
-  $o_511->attrs[] = $o_512;
+  $o_512->name = 'fx';
+  $o_507->attrs[] = $o_512;
   $o_513 = new AttrSpec();
-  $o_513->name = 'headers';
-  $o_511->attrs[] = $o_513;
+  $o_513->name = 'fy';
+  $o_507->attrs[] = $o_513;
   $o_514 = new AttrSpec();
-  $o_514->name = 'rowspan';
-  $o_511->attrs[] = $o_514;
+  $o_514->name = 'gradientunits';
+  $o_507->attrs[] = $o_514;
   $o_515 = new AttrSpec();
-  $o_515->name = 'align';
-  $o_511->attrs[] = $o_515;
+  $o_515->name = 'gradienttransform';
+  $o_507->attrs[] = $o_515;
   $o_516 = new AttrSpec();
-  $o_516->name = 'bgcolor';
-  $o_511->attrs[] = $o_516;
+  $o_516->name = 'r';
+  $o_507->attrs[] = $o_516;
   $o_517 = new AttrSpec();
-  $o_517->name = 'height';
-  $o_511->attrs[] = $o_517;
-  $o_518 = new AttrSpec();
-  $o_518->name = 'valign';
-  $o_511->attrs[] = $o_518;
+  $o_517->name = 'spreadmethod';
+  $o_507->attrs[] = $o_517;
+  $o_507->attr_lists = ['svg-core-attributes', 'svg-presentation-attributes', 'svg-xlink-attributes'];
+  $o_507->spec_url = 'https://www.ampproject.org/docs/reference/spec.html#svg';
+  $o_507->mandatory_ancestor = 'svg';
+  $o_0->tags[] = $o_507;
+  $o_518 = new TagSpec();
+  $o_518->tag_name = 'stop';
+  $o_518->spec_name = 'lineargradient > stop';
   $o_519 = new AttrSpec();
-  $o_519->name = 'width';
-  $o_511->attrs[] = $o_519;
-  $o_0->tags[] = $o_511;
-  $o_520 = new TagSpec();
-  $o_520->tag_name = 'th';
+  $o_519->name = 'offset';
+  $o_518->attrs[] = $o_519;
+  $o_520 = new AttrSpec();
+  $o_520->name = 'stop-color';
+  $o_518->attrs[] = $o_520;
   $o_521 = new AttrSpec();
-  $o_521->name = 'abbr';
-  $o_520->attrs[] = $o_521;
-  $o_522 = new AttrSpec();
-  $o_522->name = 'colspan';
-  $o_520->attrs[] = $o_522;
+  $o_521->name = 'stop-opacity';
+  $o_518->attrs[] = $o_521;
+  $o_518->spec_url = 'https://www.ampproject.org/docs/reference/spec.html#svg';
+  $o_518->mandatory_ancestor = 'lineargradient';
+  $o_0->tags[] = $o_518;
+  $o_522 = new TagSpec();
+  $o_522->tag_name = 'stop';
+  $o_522->spec_name = 'radialgradient > stop';
   $o_523 = new AttrSpec();
-  $o_523->name = 'headers';
-  $o_520->attrs[] = $o_523;
+  $o_523->name = 'offset';
+  $o_522->attrs[] = $o_523;
   $o_524 = new AttrSpec();
-  $o_524->name = 'rowspan';
-  $o_520->attrs[] = $o_524;
+  $o_524->name = 'stop-color';
+  $o_522->attrs[] = $o_524;
   $o_525 = new AttrSpec();
-  $o_525->name = 'scope';
-  $o_520->attrs[] = $o_525;
-  $o_526 = new AttrSpec();
-  $o_526->name = 'sorted';
-  $o_520->attrs[] = $o_526;
+  $o_525->name = 'stop-opacity';
+  $o_522->attrs[] = $o_525;
+  $o_522->spec_url = 'https://www.ampproject.org/docs/reference/spec.html#svg';
+  $o_522->mandatory_ancestor = 'radialgradient';
+  $o_0->tags[] = $o_522;
+  $o_526 = new TagSpec();
+  $o_526->tag_name = 'vkern';
   $o_527 = new AttrSpec();
-  $o_527->name = 'align';
-  $o_520->attrs[] = $o_527;
+  $o_527->name = 'g1';
+  $o_526->attrs[] = $o_527;
   $o_528 = new AttrSpec();
-  $o_528->name = 'bgcolor';
-  $o_520->attrs[] = $o_528;
+  $o_528->name = 'g2';
+  $o_526->attrs[] = $o_528;
   $o_529 = new AttrSpec();
-  $o_529->name = 'height';
-  $o_520->attrs[] = $o_529;
+  $o_529->name = 'k';
+  $o_526->attrs[] = $o_529;
   $o_530 = new AttrSpec();
-  $o_530->name = 'valign';
-  $o_520->attrs[] = $o_530;
+  $o_530->name = 'u1';
+  $o_526->attrs[] = $o_530;
   $o_531 = new AttrSpec();
-  $o_531->name = 'width';
-  $o_520->attrs[] = $o_531;
-  $o_0->tags[] = $o_520;
+  $o_531->name = 'u2';
+  $o_526->attrs[] = $o_531;
+  $o_526->attr_lists = ['svg-core-attributes'];
+  $o_526->spec_url = 'https://www.ampproject.org/docs/reference/spec.html#svg';
+  $o_526->mandatory_ancestor = 'svg';
+  $o_0->tags[] = $o_526;
   $o_532 = new TagSpec();
-  $o_532->tag_name = 'button';
+  $o_532->tag_name = 'defs';
   $o_533 = new AttrSpec();
-  $o_533->name = 'disabled';
-  $o_533->value = '';
+  $o_533->name = 'class';
   $o_532->attrs[] = $o_533;
   $o_534 = new AttrSpec();
-  $o_534->name = 'name';
+  $o_534->name = 'externalresourcesrequired';
   $o_532->attrs[] = $o_534;
   $o_535 = new AttrSpec();
-  $o_535->name = 'role';
-  $o_535->implicit = true;
+  $o_535->name = 'transform';
   $o_532->attrs[] = $o_535;
-  $o_536 = new AttrSpec();
-  $o_536->name = 'tabindex';
-  $o_536->implicit = true;
-  $o_532->attrs[] = $o_536;
+  $o_532->attr_lists = ['svg-conditional-processing-attributes', 'svg-core-attributes', 'svg-presentation-attributes'];
+  $o_532->spec_url = 'https://www.ampproject.org/docs/reference/spec.html#svg';
+  $o_532->mandatory_ancestor = 'svg';
+  $o_0->tags[] = $o_532;
+  $o_536 = new TagSpec();
+  $o_536->tag_name = 'symbol';
   $o_537 = new AttrSpec();
-  $o_537->name = 'type';
-  $o_532->attrs[] = $o_537;
+  $o_537->name = 'class';
+  $o_536->attrs[] = $o_537;
   $o_538 = new AttrSpec();
-  $o_538->name = 'value';
-  $o_532->attrs[] = $o_538;
-  $o_0->tags[] = $o_532;
-  $o_539 = new TagSpec();
-  $o_539->tag_name = 'script';
-  $o_539->spec_name = 'amphtml engine v0.js script';
-  $o_539->mandatory = true;
-  $o_539->unique = true;
-  $o_539->mandatory_parent = 'head';
+  $o_538->name = 'externalresourcesrequired';
+  $o_536->attrs[] = $o_538;
+  $o_539 = new AttrSpec();
+  $o_539->name = 'preserveaspectratio';
+  $o_536->attrs[] = $o_539;
   $o_540 = new AttrSpec();
-  $o_540->name = 'async';
-  $o_540->mandatory = true;
-  $o_540->value = '';
-  $o_539->attrs[] = $o_540;
-  $o_541 = new AttrSpec();
-  $o_541->name = 'src';
-  $o_541->mandatory = true;
-  $o_541->value = 'https://cdn.ampproject.org/v0.js';
-  $o_541->dispatch_key = true;
-  $o_539->attrs[] = $o_541;
+  $o_540->name = 'viewbox';
+  $o_536->attrs[] = $o_540;
+  $o_536->attr_lists = ['svg-core-attributes', 'svg-presentation-attributes'];
+  $o_536->spec_url = 'https://www.ampproject.org/docs/reference/spec.html#svg';
+  $o_536->mandatory_ancestor = 'svg';
+  $o_0->tags[] = $o_536;
+  $o_541 = new TagSpec();
+  $o_541->tag_name = 'use';
   $o_542 = new AttrSpec();
-  $o_542->name = 'type';
-  $o_542->value = 'text/javascript';
-  $o_539->attrs[] = $o_542;
-  $o_539->spec_url = 'https://www.ampproject.org/docs/reference/spec.html#required-markup';
-  $o_543 = new CdataSpec();
-  $o_544 = new BlackListedCDataRegex();
-  $o_544->regex = '.';
-  $o_544->error_message = 'contents';
-  $o_543->blacklisted_cdata_regex[] = $o_544;
-  $o_539->cdata = $o_543;
-  $o_0->tags[] = $o_539;
-  $o_545 = new TagSpec();
-  $o_545->tag_name = 'script';
-  $o_545->spec_name = 'script type=application/ld+json';
+  $o_542->name = 'class';
+  $o_541->attrs[] = $o_542;
+  $o_543 = new AttrSpec();
+  $o_543->name = 'externalresourcesrequired';
+  $o_541->attrs[] = $o_543;
+  $o_544 = new AttrSpec();
+  $o_544->name = 'height';
+  $o_541->attrs[] = $o_544;
+  $o_545 = new AttrSpec();
+  $o_545->name = 'transform';
+  $o_541->attrs[] = $o_545;
   $o_546 = new AttrSpec();
-  $o_546->name = 'type';
-  $o_546->mandatory = true;
-  $o_546->value = 'application/ld+json';
-  $o_546->dispatch_key = true;
-  $o_545->attrs[] = $o_546;
-  $o_547 = new CdataSpec();
-  $o_548 = new BlackListedCDataRegex();
-  $o_548->regex = '<!--';
-  $o_548->error_message = 'html comments';
-  $o_547->blacklisted_cdata_regex[] = $o_548;
-  $o_545->cdata = $o_547;
-  $o_0->tags[] = $o_545;
+  $o_546->name = 'width';
+  $o_541->attrs[] = $o_546;
+  $o_547 = new AttrSpec();
+  $o_547->name = 'x';
+  $o_541->attrs[] = $o_547;
+  $o_548 = new AttrSpec();
+  $o_548->name = 'y';
+  $o_541->attrs[] = $o_548;
+  $o_541->attr_lists = ['svg-conditional-processing-attributes', 'svg-core-attributes', 'svg-presentation-attributes', 'svg-xlink-attributes'];
+  $o_541->spec_url = 'https://www.ampproject.org/docs/reference/spec.html#svg';
+  $o_541->mandatory_ancestor = 'svg';
+  $o_0->tags[] = $o_541;
   $o_549 = new TagSpec();
-  $o_549->tag_name = 'noscript';
-  $o_549->spec_name = 'noscript enclosure for boilerplate';
-  $o_549->mandatory = true;
-  $o_549->unique = true;
-  $o_549->mandatory_parent = 'head';
-  $o_549->spec_url = 'https://github.com/ampproject/amphtml/blob/master/spec/amp-boilerplate.md';
+  $o_549->tag_name = 'foreignobject';
+  $o_550 = new AttrSpec();
+  $o_550->name = 'class';
+  $o_549->attrs[] = $o_550;
+  $o_551 = new AttrSpec();
+  $o_551->name = 'externalresourcesrequired';
+  $o_549->attrs[] = $o_551;
+  $o_552 = new AttrSpec();
+  $o_552->name = 'height';
+  $o_549->attrs[] = $o_552;
+  $o_553 = new AttrSpec();
+  $o_553->name = 'transform';
+  $o_549->attrs[] = $o_553;
+  $o_554 = new AttrSpec();
+  $o_554->name = 'width';
+  $o_549->attrs[] = $o_554;
+  $o_555 = new AttrSpec();
+  $o_555->name = 'x';
+  $o_549->attrs[] = $o_555;
+  $o_556 = new AttrSpec();
+  $o_556->name = 'y';
+  $o_549->attrs[] = $o_556;
+  $o_549->attr_lists = ['svg-conditional-processing-attributes', 'svg-core-attributes', 'svg-presentation-attributes'];
+  $o_549->spec_url = 'https://www.ampproject.org/docs/reference/spec.html#svg';
+  $o_549->mandatory_ancestor = 'svg';
   $o_0->tags[] = $o_549;
-  $o_550 = new TagSpec();
-  $o_550->tag_name = 'noscript';
-  $o_550->disallowed_ancestor = ['noscript'];
-  $o_550->mandatory_ancestor = 'body';
-  $o_0->tags[] = $o_550;
-  $o_551 = new TagSpec();
-  $o_551->tag_name = 'acronym';
-  $o_0->tags[] = $o_551;
-  $o_552 = new TagSpec();
-  $o_552->tag_name = 'big';
-  $o_0->tags[] = $o_552;
-  $o_553 = new TagSpec();
-  $o_553->tag_name = 'center';
-  $o_0->tags[] = $o_553;
-  $o_554 = new TagSpec();
-  $o_554->tag_name = 'dir';
-  $o_0->tags[] = $o_554;
-  $o_555 = new TagSpec();
-  $o_555->tag_name = 'hgroup';
-  $o_0->tags[] = $o_555;
-  $o_556 = new TagSpec();
-  $o_556->tag_name = 'listing';
-  $o_0->tags[] = $o_556;
   $o_557 = new TagSpec();
-  $o_557->tag_name = 'multicol';
+  $o_557->tag_name = 'desc';
+  $o_558 = new AttrSpec();
+  $o_558->name = 'class';
+  $o_557->attrs[] = $o_558;
+  $o_557->attr_lists = ['svg-core-attributes'];
+  $o_557->spec_url = 'https://www.ampproject.org/docs/reference/spec.html#svg';
+  $o_557->mandatory_ancestor = 'svg';
   $o_0->tags[] = $o_557;
-  $o_558 = new TagSpec();
-  $o_558->tag_name = 'nextid';
-  $o_0->tags[] = $o_558;
   $o_559 = new TagSpec();
-  $o_559->tag_name = 'nobr';
+  $o_559->tag_name = 'title';
+  $o_559->spec_name = 'svg title';
+  $o_560 = new AttrSpec();
+  $o_560->name = 'class';
+  $o_559->attrs[] = $o_560;
+  $o_559->attr_lists = ['svg-core-attributes'];
+  $o_559->spec_url = 'https://www.ampproject.org/docs/reference/spec.html#svg';
+  $o_559->mandatory_ancestor = 'svg';
   $o_0->tags[] = $o_559;
-  $o_560 = new TagSpec();
-  $o_560->tag_name = 'spacer';
-  $o_0->tags[] = $o_560;
   $o_561 = new TagSpec();
-  $o_561->tag_name = 'strike';
-  $o_0->tags[] = $o_561;
-  $o_562 = new TagSpec();
-  $o_562->tag_name = 'tt';
-  $o_0->tags[] = $o_562;
-  $o_563 = new TagSpec();
-  $o_563->tag_name = 'xmp';
-  $o_0->tags[] = $o_563;
-  $o_564 = new TagSpec();
-  $o_564->tag_name = 'o:p';
-  $o_0->tags[] = $o_564;
-  $o_565 = new TagSpec();
-  $o_565->tag_name = 'script';
-  $o_565->spec_name = 'amp-ad extension .js script';
-  $o_565->mandatory_parent = 'head';
+  $o_561->tag_name = 'table';
+  $o_562 = new AttrSpec();
+  $o_562->name = 'sortable';
+  $o_561->attrs[] = $o_562;
+  $o_563 = new AttrSpec();
+  $o_563->name = 'align';
+  $o_561->attrs[] = $o_563;
+  $o_564 = new AttrSpec();
+  $o_564->name = 'border';
+  $o_564->value_regex = '0|1';
+  $o_561->attrs[] = $o_564;
+  $o_565 = new AttrSpec();
+  $o_565->name = 'bgcolor';
+  $o_561->attrs[] = $o_565;
   $o_566 = new AttrSpec();
-  $o_566->name = 'async';
-  $o_566->mandatory = true;
-  $o_566->value = '';
-  $o_565->attrs[] = $o_566;
+  $o_566->name = 'cellpadding';
+  $o_561->attrs[] = $o_566;
   $o_567 = new AttrSpec();
-  $o_567->name = 'custom-element';
-  $o_567->mandatory = true;
-  $o_567->value = 'amp-ad';
-  $o_567->dispatch_key = true;
-  $o_565->attrs[] = $o_567;
+  $o_567->name = 'cellspacing';
+  $o_561->attrs[] = $o_567;
   $o_568 = new AttrSpec();
-  $o_568->name = 'src';
-  $o_568->mandatory = true;
-  $o_568->value_regex = 'https://cdn\\.ampproject\\.org/v0/amp-ad-(latest|0\\.1).js';
-  $o_565->attrs[] = $o_568;
-  $o_569 = new AttrSpec();
-  $o_569->name = 'type';
-  $o_569->value = 'text/javascript';
-  $o_565->attrs[] = $o_569;
-  $o_565->spec_url = 'https://www.ampproject.org/docs/reference/extended/amp-ad.html';
-  $o_570 = new CdataSpec();
-  $o_571 = new BlackListedCDataRegex();
-  $o_571->regex = '.';
-  $o_571->error_message = 'contents';
-  $o_570->blacklisted_cdata_regex[] = $o_571;
-  $o_565->cdata = $o_570;
-  $o_0->tags[] = $o_565;
+  $o_568->name = 'width';
+  $o_561->attrs[] = $o_568;
+  $o_0->tags[] = $o_561;
+  $o_569 = new TagSpec();
+  $o_569->tag_name = 'caption';
+  $o_0->tags[] = $o_569;
+  $o_570 = new TagSpec();
+  $o_570->tag_name = 'colgroup';
+  $o_571 = new AttrSpec();
+  $o_571->name = 'span';
+  $o_570->attrs[] = $o_571;
+  $o_0->tags[] = $o_570;
   $o_572 = new TagSpec();
-  $o_572->tag_name = 'amp-ad';
+  $o_572->tag_name = 'col';
   $o_573 = new AttrSpec();
-  $o_573->name = 'alt';
+  $o_573->name = 'span';
   $o_572->attrs[] = $o_573;
-  $o_574 = new AttrSpec();
-  $o_574->name = 'json';
-  $o_572->attrs[] = $o_574;
-  $o_575 = new AttrSpec();
-  $o_575->name = 'src';
-  $o_576 = new UrlSpec();
-  $o_576->allowed_protocol = ['https'];
-  $o_576->allow_relative = true;
-  $o_575->value_url = $o_576;
-  $o_572->attrs[] = $o_575;
-  $o_577 = new AttrSpec();
-  $o_577->name = 'type';
-  $o_577->mandatory = true;
-  $o_572->attrs[] = $o_577;
-  $o_572->attr_lists = ['extended-amp-global'];
-  $o_572->spec_url = 'https://www.ampproject.org/docs/reference/amp-ad.html';
-  $o_578 = new AmpLayout();
-  $o_578->supported_layouts = [AmpLayoutLayout::FILL, AmpLayoutLayout::FIXED, AmpLayoutLayout::FIXED_HEIGHT, AmpLayoutLayout::FLEX_ITEM, AmpLayoutLayout::NODISPLAY, AmpLayoutLayout::RESPONSIVE];
-  $o_572->amp_layout = $o_578;
-  $o_572->disallowed_ancestor = ['amp-sidebar'];
   $o_0->tags[] = $o_572;
-  $o_579 = new TagSpec();
-  $o_579->tag_name = 'amp-embed';
+  $o_574 = new TagSpec();
+  $o_574->tag_name = 'tbody';
+  $o_0->tags[] = $o_574;
+  $o_575 = new TagSpec();
+  $o_575->tag_name = 'thead';
+  $o_0->tags[] = $o_575;
+  $o_576 = new TagSpec();
+  $o_576->tag_name = 'tfoot';
+  $o_0->tags[] = $o_576;
+  $o_577 = new TagSpec();
+  $o_577->tag_name = 'tr';
+  $o_578 = new AttrSpec();
+  $o_578->name = 'align';
+  $o_577->attrs[] = $o_578;
+  $o_579 = new AttrSpec();
+  $o_579->name = 'bgcolor';
+  $o_577->attrs[] = $o_579;
   $o_580 = new AttrSpec();
-  $o_580->name = 'alt';
-  $o_579->attrs[] = $o_580;
+  $o_580->name = 'height';
+  $o_577->attrs[] = $o_580;
   $o_581 = new AttrSpec();
-  $o_581->name = 'json';
-  $o_579->attrs[] = $o_581;
-  $o_582 = new AttrSpec();
-  $o_582->name = 'src';
-  $o_583 = new UrlSpec();
-  $o_583->allowed_protocol = ['https'];
-  $o_583->allow_relative = true;
-  $o_582->value_url = $o_583;
-  $o_579->attrs[] = $o_582;
+  $o_581->name = 'valign';
+  $o_577->attrs[] = $o_581;
+  $o_0->tags[] = $o_577;
+  $o_582 = new TagSpec();
+  $o_582->tag_name = 'td';
+  $o_583 = new AttrSpec();
+  $o_583->name = 'colspan';
+  $o_582->attrs[] = $o_583;
   $o_584 = new AttrSpec();
-  $o_584->name = 'type';
-  $o_584->mandatory = true;
-  $o_579->attrs[] = $o_584;
-  $o_579->attr_lists = ['extended-amp-global'];
-  $o_579->spec_url = 'https://www.ampproject.org/docs/reference/amp-embed.html';
-  $o_585 = new AmpLayout();
-  $o_585->supported_layouts = [AmpLayoutLayout::FILL, AmpLayoutLayout::FIXED, AmpLayoutLayout::FIXED_HEIGHT, AmpLayoutLayout::FLEX_ITEM, AmpLayoutLayout::NODISPLAY, AmpLayoutLayout::RESPONSIVE];
-  $o_579->amp_layout = $o_585;
-  $o_579->disallowed_ancestor = ['amp-sidebar'];
-  $o_0->tags[] = $o_579;
-  $o_586 = new TagSpec();
-  $o_586->tag_name = 'amp-img';
+  $o_584->name = 'headers';
+  $o_582->attrs[] = $o_584;
+  $o_585 = new AttrSpec();
+  $o_585->name = 'rowspan';
+  $o_582->attrs[] = $o_585;
+  $o_586 = new AttrSpec();
+  $o_586->name = 'align';
+  $o_582->attrs[] = $o_586;
   $o_587 = new AttrSpec();
-  $o_587->name = 'alt';
-  $o_586->attrs[] = $o_587;
+  $o_587->name = 'bgcolor';
+  $o_582->attrs[] = $o_587;
   $o_588 = new AttrSpec();
-  $o_588->name = 'attribution';
-  $o_586->attrs[] = $o_588;
+  $o_588->name = 'height';
+  $o_582->attrs[] = $o_588;
   $o_589 = new AttrSpec();
-  $o_589->name = 'placeholder';
-  $o_586->attrs[] = $o_589;
-  $o_586->attr_lists = ['extended-amp-global', 'mandatory-src-or-srcset'];
-  $o_586->spec_url = 'https://www.ampproject.org/docs/reference/amp-img.html';
-  $o_590 = new AmpLayout();
-  $o_590->supported_layouts = [AmpLayoutLayout::FILL, AmpLayoutLayout::FIXED, AmpLayoutLayout::FIXED_HEIGHT, AmpLayoutLayout::FLEX_ITEM, AmpLayoutLayout::NODISPLAY, AmpLayoutLayout::RESPONSIVE];
-  $o_586->amp_layout = $o_590;
-  $o_0->tags[] = $o_586;
+  $o_589->name = 'valign';
+  $o_582->attrs[] = $o_589;
+  $o_590 = new AttrSpec();
+  $o_590->name = 'width';
+  $o_582->attrs[] = $o_590;
+  $o_0->tags[] = $o_582;
   $o_591 = new TagSpec();
-  $o_591->tag_name = 'amp-pixel';
+  $o_591->tag_name = 'th';
   $o_592 = new AttrSpec();
-  $o_592->name = 'src';
-  $o_592->mandatory = true;
-  $o_593 = new UrlSpec();
-  $o_593->allowed_protocol = ['https'];
-  $o_593->allow_relative = true;
-  $o_592->value_url = $o_593;
+  $o_592->name = 'abbr';
   $o_591->attrs[] = $o_592;
-  $o_591->attr_lists = ['extended-amp-global'];
-  $o_591->spec_url = 'https://www.ampproject.org/docs/reference/amp-pixel.html';
-  $o_594 = new AmpLayout();
-  $o_594->supported_layouts = [AmpLayoutLayout::FIXED, AmpLayoutLayout::NODISPLAY];
-  $o_594->defines_default_width = true;
-  $o_594->defines_default_height = true;
-  $o_591->amp_layout = $o_594;
-  $o_591->disallowed_ancestor = ['amp-sidebar'];
-  $o_0->tags[] = $o_591;
-  $o_595 = new TagSpec();
-  $o_595->tag_name = 'amp-video';
+  $o_593 = new AttrSpec();
+  $o_593->name = 'colspan';
+  $o_591->attrs[] = $o_593;
+  $o_594 = new AttrSpec();
+  $o_594->name = 'headers';
+  $o_591->attrs[] = $o_594;
+  $o_595 = new AttrSpec();
+  $o_595->name = 'rowspan';
+  $o_591->attrs[] = $o_595;
   $o_596 = new AttrSpec();
-  $o_596->name = 'alt';
-  $o_595->attrs[] = $o_596;
+  $o_596->name = 'scope';
+  $o_591->attrs[] = $o_596;
   $o_597 = new AttrSpec();
-  $o_597->name = 'attribution';
-  $o_595->attrs[] = $o_597;
+  $o_597->name = 'sorted';
+  $o_591->attrs[] = $o_597;
   $o_598 = new AttrSpec();
-  $o_598->name = 'autoplay';
-  $o_598->value = '';
-  $o_595->attrs[] = $o_598;
+  $o_598->name = 'align';
+  $o_591->attrs[] = $o_598;
   $o_599 = new AttrSpec();
-  $o_599->name = 'controls';
-  $o_599->value = '';
-  $o_595->attrs[] = $o_599;
+  $o_599->name = 'bgcolor';
+  $o_591->attrs[] = $o_599;
   $o_600 = new AttrSpec();
-  $o_600->name = 'loop';
-  $o_600->value = '';
-  $o_595->attrs[] = $o_600;
+  $o_600->name = 'height';
+  $o_591->attrs[] = $o_600;
   $o_601 = new AttrSpec();
-  $o_601->name = 'muted';
-  $o_601->value = '';
-  $o_595->attrs[] = $o_601;
+  $o_601->name = 'valign';
+  $o_591->attrs[] = $o_601;
   $o_602 = new AttrSpec();
-  $o_602->name = 'placeholder';
-  $o_595->attrs[] = $o_602;
-  $o_603 = new AttrSpec();
-  $o_603->name = 'poster';
-  $o_595->attrs[] = $o_603;
+  $o_602->name = 'width';
+  $o_591->attrs[] = $o_602;
+  $o_0->tags[] = $o_591;
+  $o_603 = new TagSpec();
+  $o_603->tag_name = 'form';
+  $o_603->spec_name = 'FORM [method=GET]';
   $o_604 = new AttrSpec();
-  $o_604->name = 'preload';
-  $o_604->value_regex = '(none|metadata|auto|)';
-  $o_595->attrs[] = $o_604;
+  $o_604->name = 'accept';
+  $o_603->attrs[] = $o_604;
   $o_605 = new AttrSpec();
-  $o_605->name = 'src';
-  $o_606 = new UrlSpec();
-  $o_606->allowed_protocol = ['https'];
-  $o_606->allow_relative = true;
-  $o_605->value_url = $o_606;
-  $o_595->attrs[] = $o_605;
-  $o_595->attr_lists = ['extended-amp-global'];
-  $o_595->spec_url = 'https://www.ampproject.org/docs/reference/amp-video.html';
-  $o_607 = new AmpLayout();
-  $o_607->supported_layouts = [AmpLayoutLayout::FILL, AmpLayoutLayout::FIXED, AmpLayoutLayout::FIXED_HEIGHT, AmpLayoutLayout::FLEX_ITEM, AmpLayoutLayout::NODISPLAY, AmpLayoutLayout::RESPONSIVE];
-  $o_595->amp_layout = $o_607;
-  $o_595->disallowed_ancestor = ['amp-sidebar'];
-  $o_0->tags[] = $o_595;
-  $o_608 = new TagSpec();
-  $o_608->tag_name = 'script';
-  $o_608->spec_name = 'amp-access extension .js script';
-  $o_608->mandatory_parent = 'head';
-  $o_609 = new AttrSpec();
-  $o_609->name = 'async';
-  $o_609->mandatory = true;
-  $o_609->value = '';
-  $o_608->attrs[] = $o_609;
+  $o_605->name = 'accept-charset';
+  $o_603->attrs[] = $o_605;
+  $o_606 = new AttrSpec();
+  $o_606->name = 'action';
+  $o_606->mandatory = true;
+  $o_606->blacklisted_value_regex = '__amp_source_origin';
+  $o_607 = new UrlSpec();
+  $o_607->allowed_protocol = ['https'];
+  $o_607->allow_relative = true;
+  $o_607->disallowed_domain = ['cdn.ampproject.org', 'amp.cloudflare.com'];
+  $o_606->value_url = $o_607;
+  $o_603->attrs[] = $o_606;
+  $o_608 = new AttrSpec();
+  $o_608->name = 'action-xhr';
+  $o_608->blacklisted_value_regex = '__amp_source_origin';
+  $o_609 = new UrlSpec();
+  $o_609->allowed_protocol = ['https'];
+  $o_609->allow_relative = true;
+  $o_609->disallowed_domain = ['cdn.ampproject.org', 'amp.cloudflare.com'];
+  $o_608->value_url = $o_609;
+  $o_603->attrs[] = $o_608;
   $o_610 = new AttrSpec();
-  $o_610->name = 'custom-element';
-  $o_610->mandatory = true;
-  $o_610->value = 'amp-access';
-  $o_610->dispatch_key = true;
-  $o_608->attrs[] = $o_610;
+  $o_610->name = 'autocomplete';
+  $o_603->attrs[] = $o_610;
   $o_611 = new AttrSpec();
-  $o_611->name = 'src';
-  $o_611->mandatory = true;
-  $o_611->value_regex = 'https://cdn\\.ampproject\\.org/v0/amp-access-(latest|0\\.1).js';
-  $o_608->attrs[] = $o_611;
+  $o_611->name = 'custom-validation-reporting';
+  $o_611->value_regex = '(show-first-on-submit|show-all-on-submit|as-you-go)';
+  $o_603->attrs[] = $o_611;
   $o_612 = new AttrSpec();
-  $o_612->name = 'type';
-  $o_612->value = 'text/javascript';
-  $o_608->attrs[] = $o_612;
-  $o_608->spec_url = 'https://www.ampproject.org/docs/reference/extended/amp-access.html';
-  $o_613 = new CdataSpec();
-  $o_614 = new BlackListedCDataRegex();
-  $o_614->regex = '.';
-  $o_614->error_message = 'contents';
-  $o_613->blacklisted_cdata_regex[] = $o_614;
-  $o_608->cdata = $o_613;
-  $o_0->tags[] = $o_608;
-  $o_615 = new TagSpec();
-  $o_615->tag_name = 'script';
-  $o_615->spec_name = 'amp-access extension .json script';
-  $o_615->mandatory_parent = 'head';
+  $o_612->name = 'enctype';
+  $o_603->attrs[] = $o_612;
+  $o_613 = new AttrSpec();
+  $o_613->name = 'method';
+  $o_613->value_casei = 'get';
+  $o_603->attrs[] = $o_613;
+  $o_614 = new AttrSpec();
+  $o_614->name = 'name';
+  $o_603->attrs[] = $o_614;
+  $o_615 = new AttrSpec();
+  $o_615->name = 'novalidate';
+  $o_603->attrs[] = $o_615;
   $o_616 = new AttrSpec();
-  $o_616->name = 'id';
+  $o_616->name = 'target';
   $o_616->mandatory = true;
-  $o_616->value = 'amp-access';
-  $o_616->dispatch_key = true;
-  $o_615->attrs[] = $o_616;
-  $o_617 = new AttrSpec();
-  $o_617->name = 'type';
-  $o_617->mandatory = true;
-  $o_617->value = 'application/json';
-  $o_615->attrs[] = $o_617;
-  $o_615->spec_url = 'https://www.ampproject.org/docs/reference/extended/amp-access-spec.html';
-  $o_618 = new CdataSpec();
-  $o_619 = new BlackListedCDataRegex();
-  $o_619->regex = '<!--';
-  $o_619->error_message = 'html comments';
-  $o_618->blacklisted_cdata_regex[] = $o_619;
-  $o_615->cdata = $o_618;
-  $o_615->also_requires_tag = ['amp-access extension .js script', 'amp-analytics extension .js script'];
-  $o_0->tags[] = $o_615;
-  $o_620 = new TagSpec();
-  $o_620->tag_name = 'script';
-  $o_620->spec_name = 'amp-accordion extension .js script';
-  $o_620->mandatory_parent = 'head';
-  $o_621 = new AttrSpec();
-  $o_621->name = 'async';
-  $o_621->mandatory = true;
-  $o_621->value = '';
-  $o_620->attrs[] = $o_621;
+  $o_616->value_regex_casei = '(_blank|_top)';
+  $o_603->attrs[] = $o_616;
+  $o_603->spec_url = 'https://www.ampproject.org/docs/reference/extended/amp-form.html';
+  $o_603->disallowed_ancestor = ['AMP-APP-BANNER'];
+  $o_603->also_requires_tag = ['amp-form extension .js script'];
+  $o_0->tags[] = $o_603;
+  $o_617 = new TagSpec();
+  $o_617->tag_name = 'form';
+  $o_617->spec_name = 'FORM [method=POST]';
+  $o_618 = new AttrSpec();
+  $o_618->name = 'accept';
+  $o_617->attrs[] = $o_618;
+  $o_619 = new AttrSpec();
+  $o_619->name = 'accept-charset';
+  $o_617->attrs[] = $o_619;
+  $o_620 = new AttrSpec();
+  $o_620->name = 'action-xhr';
+  $o_620->mandatory = true;
+  $o_620->blacklisted_value_regex = '__amp_source_origin';
+  $o_621 = new UrlSpec();
+  $o_621->allowed_protocol = ['https'];
+  $o_621->allow_relative = true;
+  $o_621->disallowed_domain = ['cdn.ampproject.org', 'amp.cloudflare.com'];
+  $o_620->value_url = $o_621;
+  $o_617->attrs[] = $o_620;
   $o_622 = new AttrSpec();
-  $o_622->name = 'custom-element';
-  $o_622->mandatory = true;
-  $o_622->value = 'amp-accordion';
-  $o_622->dispatch_key = true;
-  $o_620->attrs[] = $o_622;
+  $o_622->name = 'autocomplete';
+  $o_617->attrs[] = $o_622;
   $o_623 = new AttrSpec();
-  $o_623->name = 'src';
-  $o_623->mandatory = true;
-  $o_623->value_regex = 'https://cdn\\.ampproject\\.org/v0/amp-accordion-(latest|0\\.1).js';
-  $o_620->attrs[] = $o_623;
+  $o_623->name = 'custom-validation-reporting';
+  $o_623->value_regex = '(show-first-on-submit|show-all-on-submit|as-you-go)';
+  $o_617->attrs[] = $o_623;
   $o_624 = new AttrSpec();
-  $o_624->name = 'type';
-  $o_624->value = 'text/javascript';
-  $o_620->attrs[] = $o_624;
-  $o_620->spec_url = 'https://www.ampproject.org/docs/reference/extended/amp-accordion.html';
-  $o_625 = new CdataSpec();
-  $o_626 = new BlackListedCDataRegex();
-  $o_626->regex = '.';
-  $o_626->error_message = 'contents';
-  $o_625->blacklisted_cdata_regex[] = $o_626;
-  $o_620->cdata = $o_625;
-  $o_0->tags[] = $o_620;
-  $o_627 = new TagSpec();
-  $o_627->tag_name = 'amp-accordion';
+  $o_624->name = 'enctype';
+  $o_617->attrs[] = $o_624;
+  $o_625 = new AttrSpec();
+  $o_625->name = 'method';
+  $o_625->mandatory = true;
+  $o_625->dispatch_key = true;
+  $o_625->value_casei = 'post';
+  $o_617->attrs[] = $o_625;
+  $o_626 = new AttrSpec();
+  $o_626->name = 'name';
+  $o_617->attrs[] = $o_626;
+  $o_627 = new AttrSpec();
+  $o_627->name = 'novalidate';
+  $o_617->attrs[] = $o_627;
   $o_628 = new AttrSpec();
-  $o_628->name = 'animate';
-  $o_628->value = '';
-  $o_627->attrs[] = $o_628;
-  $o_627->spec_url = 'https://www.ampproject.org/docs/reference/extended/amp-accordion.html';
-  $o_629 = new AmpLayout();
-  $o_629->supported_layouts = [AmpLayoutLayout::CONTAINER];
-  $o_627->amp_layout = $o_629;
-  $o_627->disallowed_ancestor = ['head'];
-  $o_627->also_requires_tag = ['amp-accordion extension .js script'];
-  $o_630 = new ChildTagSpec();
-  $o_630->child_tag_name_oneof = ['section'];
-  $o_627->child_tags = $o_630;
-  $o_0->tags[] = $o_627;
-  $o_631 = new TagSpec();
-  $o_631->tag_name = 'section';
-  $o_631->spec_name = 'amp-accordion > section';
-  $o_631->mandatory_parent = 'amp-accordion';
-  $o_632 = new AttrSpec();
-  $o_632->name = 'expanded';
-  $o_632->value = '';
-  $o_631->attrs[] = $o_632;
-  $o_631->disallowed_ancestor = ['head'];
-  $o_633 = new ChildTagSpec();
-  $o_633->mandatory_num_child_tags = 2;
-  $o_633->first_child_tag_name_oneof = ['h1', 'h2', 'h3', 'h4', 'h5', 'h6', 'header'];
-  $o_631->child_tags = $o_633;
-  $o_0->tags[] = $o_631;
-  $o_634 = new TagSpec();
-  $o_634->tag_name = 'script';
-  $o_634->spec_name = 'amp-analytics extension .js script';
-  $o_634->mandatory_parent = 'head';
+  $o_628->name = 'target';
+  $o_628->mandatory = true;
+  $o_628->value_regex_casei = '(_blank|_top)';
+  $o_617->attrs[] = $o_628;
+  $o_617->spec_url = 'https://www.ampproject.org/docs/reference/extended/amp-form.html';
+  $o_617->disallowed_ancestor = ['AMP-APP-BANNER'];
+  $o_617->also_requires_tag = ['amp-form extension .js script'];
+  $o_0->tags[] = $o_617;
+  $o_629 = new TagSpec();
+  $o_629->tag_name = 'div';
+  $o_629->spec_name = 'FORM > DIV [submit-success]';
+  $o_629->mandatory_parent = 'form';
+  $o_630 = new AttrSpec();
+  $o_630->name = 'submit-success';
+  $o_630->mandatory = true;
+  $o_629->attrs[] = $o_630;
+  $o_631 = new AttrSpec();
+  $o_631->name = 'align';
+  $o_629->attrs[] = $o_631;
+  $o_632 = new ChildTagSpec();
+  $o_632->mandatory_num_child_tags = 1;
+  $o_632->first_child_tag_name_oneof = ['TEMPLATE'];
+  $o_629->child_tags = $o_632;
+  $o_0->tags[] = $o_629;
+  $o_633 = new TagSpec();
+  $o_633->tag_name = 'div';
+  $o_633->spec_name = 'FORM > DIV [submit-error]';
+  $o_633->mandatory_parent = 'form';
+  $o_634 = new AttrSpec();
+  $o_634->name = 'submit-error';
+  $o_634->mandatory = true;
+  $o_633->attrs[] = $o_634;
   $o_635 = new AttrSpec();
-  $o_635->name = 'async';
-  $o_635->mandatory = true;
-  $o_635->value = '';
-  $o_634->attrs[] = $o_635;
-  $o_636 = new AttrSpec();
-  $o_636->name = 'custom-element';
-  $o_636->mandatory = true;
-  $o_636->value = 'amp-analytics';
-  $o_636->dispatch_key = true;
-  $o_634->attrs[] = $o_636;
-  $o_637 = new AttrSpec();
-  $o_637->name = 'src';
-  $o_637->mandatory = true;
-  $o_637->value_regex = 'https://cdn\\.ampproject\\.org/v0/amp-analytics-(latest|0\\.1).js';
-  $o_634->attrs[] = $o_637;
+  $o_635->name = 'align';
+  $o_633->attrs[] = $o_635;
+  $o_636 = new ChildTagSpec();
+  $o_636->mandatory_num_child_tags = 1;
+  $o_636->first_child_tag_name_oneof = ['TEMPLATE'];
+  $o_633->child_tags = $o_636;
+  $o_0->tags[] = $o_633;
+  $o_637 = new TagSpec();
+  $o_637->tag_name = 'label';
   $o_638 = new AttrSpec();
-  $o_638->name = 'type';
-  $o_638->value = 'text/javascript';
-  $o_634->attrs[] = $o_638;
-  $o_634->spec_url = 'https://www.ampproject.org/docs/reference/extended/amp-analytics.html';
-  $o_639 = new CdataSpec();
-  $o_640 = new BlackListedCDataRegex();
-  $o_640->regex = '.';
-  $o_640->error_message = 'contents';
-  $o_639->blacklisted_cdata_regex[] = $o_640;
-  $o_634->cdata = $o_639;
-  $o_0->tags[] = $o_634;
-  $o_641 = new TagSpec();
-  $o_641->tag_name = 'script';
-  $o_641->spec_name = 'amp-analytics extension .json script';
-  $o_641->mandatory_parent = 'amp-analytics';
+  $o_638->name = 'for';
+  $o_637->attrs[] = $o_638;
+  $o_637->spec_url = 'https://www.ampproject.org/docs/reference/extended/amp-form.html';
+  $o_0->tags[] = $o_637;
+  $o_639 = new TagSpec();
+  $o_639->tag_name = 'input';
+  $o_640 = new AttrSpec();
+  $o_640->name = 'accept';
+  $o_639->attrs[] = $o_640;
+  $o_641 = new AttrSpec();
+  $o_641->name = 'accesskey';
+  $o_639->attrs[] = $o_641;
   $o_642 = new AttrSpec();
-  $o_642->name = 'type';
-  $o_642->mandatory = true;
-  $o_642->value = 'application/json';
-  $o_642->dispatch_key = true;
-  $o_641->attrs[] = $o_642;
-  $o_641->spec_url = 'https://www.ampproject.org/docs/reference/extended/amp-analytics.html';
-  $o_643 = new CdataSpec();
-  $o_644 = new BlackListedCDataRegex();
-  $o_644->regex = '<!--';
-  $o_644->error_message = 'html comments';
-  $o_643->blacklisted_cdata_regex[] = $o_644;
-  $o_641->cdata = $o_643;
-  $o_0->tags[] = $o_641;
-  $o_645 = new TagSpec();
-  $o_645->tag_name = 'script';
-  $o_645->spec_name = 'amp-ad-metadata .json script';
-  $o_645->mandatory_parent = 'body';
+  $o_642->name = 'autocomplete';
+  $o_639->attrs[] = $o_642;
+  $o_643 = new AttrSpec();
+  $o_643->name = 'autofocus';
+  $o_639->attrs[] = $o_643;
+  $o_644 = new AttrSpec();
+  $o_644->name = 'checked';
+  $o_639->attrs[] = $o_644;
+  $o_645 = new AttrSpec();
+  $o_645->name = 'disabled';
+  $o_639->attrs[] = $o_645;
   $o_646 = new AttrSpec();
-  $o_646->name = 'type';
-  $o_646->mandatory = true;
-  $o_646->value = 'application/json';
-  $o_645->attrs[] = $o_646;
+  $o_646->name = 'height';
+  $o_639->attrs[] = $o_646;
   $o_647 = new AttrSpec();
-  $o_647->name = 'amp-ad-metadata';
-  $o_647->mandatory = true;
-  $o_647->value = '';
-  $o_647->dispatch_key = true;
-  $o_645->attrs[] = $o_647;
-  $o_645->spec_url = 'https://www.ampproject.org/docs/reference/extended/amp-analytics.html';
-  $o_648 = new CdataSpec();
-  $o_649 = new BlackListedCDataRegex();
-  $o_649->regex = '<!--';
-  $o_649->error_message = 'html comments';
-  $o_648->blacklisted_cdata_regex[] = $o_649;
-  $o_645->cdata = $o_648;
-  $o_0->tags[] = $o_645;
-  $o_650 = new TagSpec();
-  $o_650->tag_name = 'amp-analytics';
+  $o_647->name = 'inputmode';
+  $o_639->attrs[] = $o_647;
+  $o_648 = new AttrSpec();
+  $o_648->name = 'list';
+  $o_639->attrs[] = $o_648;
+  $o_649 = new AttrSpec();
+  $o_649->name = 'max';
+  $o_639->attrs[] = $o_649;
+  $o_650 = new AttrSpec();
+  $o_650->name = 'maxlength';
+  $o_639->attrs[] = $o_650;
   $o_651 = new AttrSpec();
-  $o_651->name = 'type';
-  $o_650->attrs[] = $o_651;
+  $o_651->name = 'min';
+  $o_639->attrs[] = $o_651;
   $o_652 = new AttrSpec();
-  $o_652->name = 'config';
-  $o_653 = new UrlSpec();
-  $o_653->allowed_protocol = ['https'];
-  $o_653->allow_relative = true;
-  $o_652->value_url = $o_653;
-  $o_650->attrs[] = $o_652;
-  $o_650->spec_url = 'https://www.ampproject.org/docs/reference/extended/amp-analytics.html';
-  $o_650->disallowed_ancestor = ['head', 'amp-sidebar'];
-  $o_650->also_requires_tag = ['amp-analytics extension .js script'];
-  $o_0->tags[] = $o_650;
-  $o_654 = new TagSpec();
-  $o_654->tag_name = 'script';
-  $o_654->spec_name = 'amp-anim extension .js script';
-  $o_654->mandatory_parent = 'head';
+  $o_652->name = 'minlength';
+  $o_639->attrs[] = $o_652;
+  $o_653 = new AttrSpec();
+  $o_653->name = 'multiple';
+  $o_639->attrs[] = $o_653;
+  $o_654 = new AttrSpec();
+  $o_654->name = 'pattern';
+  $o_639->attrs[] = $o_654;
   $o_655 = new AttrSpec();
-  $o_655->name = 'async';
-  $o_655->mandatory = true;
-  $o_655->value = '';
-  $o_654->attrs[] = $o_655;
+  $o_655->name = 'placeholder';
+  $o_639->attrs[] = $o_655;
   $o_656 = new AttrSpec();
-  $o_656->name = 'custom-element';
-  $o_656->mandatory = true;
-  $o_656->value = 'amp-anim';
-  $o_656->dispatch_key = true;
-  $o_654->attrs[] = $o_656;
+  $o_656->name = 'readonly';
+  $o_639->attrs[] = $o_656;
   $o_657 = new AttrSpec();
-  $o_657->name = 'src';
-  $o_657->mandatory = true;
-  $o_657->value_regex = 'https://cdn\\.ampproject\\.org/v0/amp-anim-(latest|0\\.1).js';
-  $o_654->attrs[] = $o_657;
+  $o_657->name = 'required';
+  $o_639->attrs[] = $o_657;
   $o_658 = new AttrSpec();
-  $o_658->name = 'type';
-  $o_658->value = 'text/javascript';
-  $o_654->attrs[] = $o_658;
-  $o_654->spec_url = 'https://www.ampproject.org/docs/reference/extended/amp-anim.html';
-  $o_659 = new CdataSpec();
-  $o_660 = new BlackListedCDataRegex();
-  $o_660->regex = '.';
-  $o_660->error_message = 'contents';
-  $o_659->blacklisted_cdata_regex[] = $o_660;
-  $o_654->cdata = $o_659;
-  $o_0->tags[] = $o_654;
-  $o_661 = new TagSpec();
-  $o_661->tag_name = 'amp-anim';
+  $o_658->name = 'selectiondirection';
+  $o_639->attrs[] = $o_658;
+  $o_659 = new AttrSpec();
+  $o_659->name = 'size';
+  $o_639->attrs[] = $o_659;
+  $o_660 = new AttrSpec();
+  $o_660->name = 'spellcheck';
+  $o_639->attrs[] = $o_660;
+  $o_661 = new AttrSpec();
+  $o_661->name = 'step';
+  $o_639->attrs[] = $o_661;
   $o_662 = new AttrSpec();
-  $o_662->name = 'alt';
-  $o_661->attrs[] = $o_662;
+  $o_662->name = 'tabindex';
+  $o_639->attrs[] = $o_662;
   $o_663 = new AttrSpec();
-  $o_663->name = 'attribution';
-  $o_661->attrs[] = $o_663;
+  $o_663->name = 'type';
+  $o_663->blacklisted_value_regex = '(^|\\s)(button|file|image|password|)(\\s|$)';
+  $o_639->attrs[] = $o_663;
   $o_664 = new AttrSpec();
-  $o_664->name = 'autoplay';
-  $o_664->value = '';
-  $o_661->attrs[] = $o_664;
+  $o_664->name = 'value';
+  $o_639->attrs[] = $o_664;
   $o_665 = new AttrSpec();
-  $o_665->name = 'controls';
-  $o_661->attrs[] = $o_665;
-  $o_661->attr_lists = ['extended-amp-global', 'mandatory-src-or-srcset'];
-  $o_661->spec_url = 'https://www.ampproject.org/docs/reference/extended/amp-anim.html';
-  $o_666 = new AmpLayout();
-  $o_666->supported_layouts = [AmpLayoutLayout::FILL, AmpLayoutLayout::FIXED, AmpLayoutLayout::FIXED_HEIGHT, AmpLayoutLayout::FLEX_ITEM, AmpLayoutLayout::NODISPLAY, AmpLayoutLayout::RESPONSIVE];
-  $o_661->amp_layout = $o_666;
-  $o_661->disallowed_ancestor = ['head', 'amp-sidebar'];
-  $o_661->also_requires_tag = ['amp-anim extension .js script'];
-  $o_0->tags[] = $o_661;
-  $o_667 = new TagSpec();
-  $o_667->tag_name = 'script';
-  $o_667->spec_name = 'amp-audio extension .js script';
-  $o_667->mandatory_parent = 'head';
+  $o_665->name = 'width';
+  $o_639->attrs[] = $o_665;
+  $o_639->attr_lists = ['input-name-attr'];
+  $o_639->spec_url = 'https://www.ampproject.org/docs/reference/extended/amp-form.html';
+  $o_0->tags[] = $o_639;
+  $o_666 = new TagSpec();
+  $o_666->tag_name = 'button';
+  $o_667 = new AttrSpec();
+  $o_667->name = 'disabled';
+  $o_667->value = '';
+  $o_666->attrs[] = $o_667;
   $o_668 = new AttrSpec();
-  $o_668->name = 'async';
-  $o_668->mandatory = true;
-  $o_668->value = '';
-  $o_667->attrs[] = $o_668;
+  $o_668->name = 'role';
+  $o_668->implicit = true;
+  $o_666->attrs[] = $o_668;
   $o_669 = new AttrSpec();
-  $o_669->name = 'custom-element';
-  $o_669->mandatory = true;
-  $o_669->value = 'amp-audio';
-  $o_669->dispatch_key = true;
-  $o_667->attrs[] = $o_669;
+  $o_669->name = 'tabindex';
+  $o_669->implicit = true;
+  $o_666->attrs[] = $o_669;
   $o_670 = new AttrSpec();
-  $o_670->name = 'src';
-  $o_670->mandatory = true;
-  $o_670->value_regex = 'https://cdn\\.ampproject\\.org/v0/amp-audio-(latest|0\\.1).js';
-  $o_667->attrs[] = $o_670;
+  $o_670->name = 'type';
+  $o_666->attrs[] = $o_670;
   $o_671 = new AttrSpec();
-  $o_671->name = 'type';
-  $o_671->value = 'text/javascript';
-  $o_667->attrs[] = $o_671;
-  $o_667->spec_url = 'https://www.ampproject.org/docs/reference/extended/amp-audio.html';
-  $o_672 = new CdataSpec();
-  $o_673 = new BlackListedCDataRegex();
-  $o_673->regex = '.';
-  $o_673->error_message = 'contents';
-  $o_672->blacklisted_cdata_regex[] = $o_673;
-  $o_667->cdata = $o_672;
-  $o_0->tags[] = $o_667;
-  $o_674 = new TagSpec();
-  $o_674->tag_name = 'amp-audio';
+  $o_671->name = 'value';
+  $o_666->attrs[] = $o_671;
+  $o_666->attr_lists = ['input-name-attr'];
+  $o_0->tags[] = $o_666;
+  $o_672 = new TagSpec();
+  $o_672->tag_name = 'button';
+  $o_672->spec_name = 'amp-app-banner button[open-button]';
+  $o_673 = new AttrSpec();
+  $o_673->name = 'open-button';
+  $o_673->value = '';
+  $o_672->attrs[] = $o_673;
+  $o_674 = new AttrSpec();
+  $o_674->name = 'role';
+  $o_674->implicit = true;
+  $o_672->attrs[] = $o_674;
   $o_675 = new AttrSpec();
-  $o_675->name = 'autoplay';
-  $o_675->value_regex = '^$|desktop|tablet|mobile|autoplay';
-  $o_674->attrs[] = $o_675;
+  $o_675->name = 'tabindex';
+  $o_675->implicit = true;
+  $o_672->attrs[] = $o_675;
   $o_676 = new AttrSpec();
-  $o_676->name = 'controls';
-  $o_674->attrs[] = $o_676;
+  $o_676->name = 'type';
+  $o_672->attrs[] = $o_676;
   $o_677 = new AttrSpec();
-  $o_677->name = 'loop';
-  $o_677->value = '';
-  $o_674->attrs[] = $o_677;
-  $o_678 = new AttrSpec();
-  $o_678->name = 'muted';
-  $o_678->value = '';
-  $o_674->attrs[] = $o_678;
+  $o_677->name = 'value';
+  $o_672->attrs[] = $o_677;
+  $o_672->attr_lists = ['input-name-attr'];
+  $o_672->mandatory_ancestor = 'amp-app-banner';
+  $o_0->tags[] = $o_672;
+  $o_678 = new TagSpec();
+  $o_678->tag_name = 'select';
   $o_679 = new AttrSpec();
-  $o_679->name = 'src';
-  $o_680 = new UrlSpec();
-  $o_680->allowed_protocol = ['https'];
-  $o_680->allow_relative = true;
-  $o_679->value_url = $o_680;
-  $o_674->attrs[] = $o_679;
-  $o_674->attr_lists = ['extended-amp-global'];
-  $o_674->spec_url = 'https://www.ampproject.org/docs/reference/extended/amp-audio.html';
-  $o_681 = new AmpLayout();
-  $o_681->supported_layouts = [AmpLayoutLayout::FIXED, AmpLayoutLayout::FIXED_HEIGHT, AmpLayoutLayout::NODISPLAY];
-  $o_681->defines_default_width = true;
-  $o_681->defines_default_height = true;
-  $o_674->amp_layout = $o_681;
-  $o_674->disallowed_ancestor = ['head', 'amp-sidebar'];
-  $o_674->also_requires_tag = ['amp-audio extension .js script'];
-  $o_0->tags[] = $o_674;
-  $o_682 = new TagSpec();
-  $o_682->tag_name = 'script';
-  $o_682->spec_name = 'amp-brid-player extension .js script';
-  $o_682->mandatory_parent = 'head';
+  $o_679->name = 'autofocus';
+  $o_678->attrs[] = $o_679;
+  $o_680 = new AttrSpec();
+  $o_680->name = 'disabled';
+  $o_678->attrs[] = $o_680;
+  $o_681 = new AttrSpec();
+  $o_681->name = 'multiple';
+  $o_678->attrs[] = $o_681;
+  $o_682 = new AttrSpec();
+  $o_682->name = 'required';
+  $o_678->attrs[] = $o_682;
   $o_683 = new AttrSpec();
-  $o_683->name = 'async';
-  $o_683->mandatory = true;
-  $o_683->value = '';
-  $o_682->attrs[] = $o_683;
-  $o_684 = new AttrSpec();
-  $o_684->name = 'custom-element';
-  $o_684->mandatory = true;
-  $o_684->value = 'amp-brid-player';
-  $o_684->dispatch_key = true;
-  $o_682->attrs[] = $o_684;
-  $o_685 = new AttrSpec();
-  $o_685->name = 'src';
-  $o_685->mandatory = true;
-  $o_685->value_regex = 'https://cdn\\.ampproject\\.org/v0/amp-brid-player-(latest|0\\.1).js';
-  $o_682->attrs[] = $o_685;
+  $o_683->name = 'size';
+  $o_678->attrs[] = $o_683;
+  $o_678->attr_lists = ['input-name-attr'];
+  $o_678->spec_url = 'https://www.ampproject.org/docs/reference/extended/amp-form.html';
+  $o_678->also_requires_tag = ['amp-form extension .js script'];
+  $o_678->mandatory_ancestor = 'form';
+  $o_0->tags[] = $o_678;
+  $o_684 = new TagSpec();
+  $o_684->tag_name = 'datalist';
+  $o_684->spec_url = 'https://www.ampproject.org/docs/reference/extended/amp-form.html';
+  $o_684->also_requires_tag = ['amp-form extension .js script'];
+  $o_684->mandatory_ancestor = 'form';
+  $o_0->tags[] = $o_684;
+  $o_685 = new TagSpec();
+  $o_685->tag_name = 'optgroup';
+  $o_685->mandatory_parent = 'select';
   $o_686 = new AttrSpec();
-  $o_686->name = 'type';
-  $o_686->value = 'text/javascript';
-  $o_682->attrs[] = $o_686;
-  $o_682->spec_url = 'https://github.com/ampproject/amphtml/blob/master/extensions/amp-brid-player/amp-brid-player.md';
-  $o_687 = new CdataSpec();
-  $o_688 = new BlackListedCDataRegex();
-  $o_688->regex = '.';
-  $o_688->error_message = 'contents';
-  $o_687->blacklisted_cdata_regex[] = $o_688;
-  $o_682->cdata = $o_687;
-  $o_0->tags[] = $o_682;
-  $o_689 = new TagSpec();
-  $o_689->tag_name = 'amp-brid-player';
+  $o_686->name = 'disabled';
+  $o_685->attrs[] = $o_686;
+  $o_687 = new AttrSpec();
+  $o_687->name = 'label';
+  $o_685->attrs[] = $o_687;
+  $o_685->spec_url = 'https://www.ampproject.org/docs/reference/extended/amp-form.html';
+  $o_685->also_requires_tag = ['amp-form extension .js script'];
+  $o_0->tags[] = $o_685;
+  $o_688 = new TagSpec();
+  $o_688->tag_name = 'option';
+  $o_689 = new AttrSpec();
+  $o_689->name = 'disabled';
+  $o_688->attrs[] = $o_689;
   $o_690 = new AttrSpec();
-  $o_690->name = 'data-partner';
-  $o_690->mandatory = true;
-  $o_690->value_regex = '[0-9]+';
-  $o_689->attrs[] = $o_690;
+  $o_690->name = 'label';
+  $o_688->attrs[] = $o_690;
   $o_691 = new AttrSpec();
-  $o_691->name = 'data-player';
-  $o_691->mandatory = true;
-  $o_691->value_regex = '[0-9]+';
-  $o_689->attrs[] = $o_691;
+  $o_691->name = 'selected';
+  $o_688->attrs[] = $o_691;
   $o_692 = new AttrSpec();
-  $o_692->name = 'data-playlist';
-  $o_692->mandatory_oneof = '[\'data-playlist\', \'data-video\']';
-  $o_692->value_regex = '[0-9]+';
-  $o_689->attrs[] = $o_692;
-  $o_693 = new AttrSpec();
-  $o_693->name = 'data-video';
-  $o_693->mandatory_oneof = '[\'data-playlist\', \'data-video\']';
-  $o_693->value_regex = '[0-9]+';
-  $o_689->attrs[] = $o_693;
-  $o_689->attr_lists = ['extended-amp-global'];
-  $o_689->spec_url = 'https://github.com/ampproject/amphtml/blob/master/extensions/amp-brid-player/amp-brid-player.md';
-  $o_694 = new AmpLayout();
-  $o_694->supported_layouts = [AmpLayoutLayout::FILL, AmpLayoutLayout::FIXED, AmpLayoutLayout::FIXED_HEIGHT, AmpLayoutLayout::FLEX_ITEM, AmpLayoutLayout::NODISPLAY, AmpLayoutLayout::RESPONSIVE];
-  $o_689->amp_layout = $o_694;
-  $o_689->disallowed_ancestor = ['head', 'amp-sidebar'];
-  $o_689->also_requires_tag = ['amp-brid-player extension .js script'];
-  $o_0->tags[] = $o_689;
-  $o_695 = new TagSpec();
-  $o_695->tag_name = 'script';
-  $o_695->spec_name = 'amp-brightcove extension .js script';
-  $o_695->mandatory_parent = 'head';
+  $o_692->name = 'value';
+  $o_688->attrs[] = $o_692;
+  $o_688->spec_url = 'https://www.ampproject.org/docs/reference/extended/amp-form.html';
+  $o_688->also_requires_tag = ['amp-form extension .js script'];
+  $o_688->mandatory_ancestor = 'form';
+  $o_0->tags[] = $o_688;
+  $o_693 = new TagSpec();
+  $o_693->tag_name = 'textarea';
+  $o_694 = new AttrSpec();
+  $o_694->name = 'autocomplete';
+  $o_693->attrs[] = $o_694;
+  $o_695 = new AttrSpec();
+  $o_695->name = 'autofocus';
+  $o_693->attrs[] = $o_695;
   $o_696 = new AttrSpec();
-  $o_696->name = 'async';
-  $o_696->mandatory = true;
-  $o_696->value = '';
-  $o_695->attrs[] = $o_696;
+  $o_696->name = 'cols';
+  $o_693->attrs[] = $o_696;
   $o_697 = new AttrSpec();
-  $o_697->name = 'custom-element';
-  $o_697->mandatory = true;
-  $o_697->value = 'amp-brightcove';
-  $o_697->dispatch_key = true;
-  $o_695->attrs[] = $o_697;
+  $o_697->name = 'disabled';
+  $o_693->attrs[] = $o_697;
   $o_698 = new AttrSpec();
-  $o_698->name = 'src';
-  $o_698->mandatory = true;
-  $o_698->value_regex = 'https://cdn\\.ampproject\\.org/v0/amp-brightcove-(latest|0\\.1).js';
-  $o_695->attrs[] = $o_698;
+  $o_698->name = 'maxlength';
+  $o_693->attrs[] = $o_698;
   $o_699 = new AttrSpec();
-  $o_699->name = 'type';
-  $o_699->value = 'text/javascript';
-  $o_695->attrs[] = $o_699;
-  $o_695->spec_url = 'https://www.ampproject.org/docs/reference/extended/amp-brightcove.html';
-  $o_700 = new CdataSpec();
-  $o_701 = new BlackListedCDataRegex();
-  $o_701->regex = '.';
-  $o_701->error_message = 'contents';
-  $o_700->blacklisted_cdata_regex[] = $o_701;
-  $o_695->cdata = $o_700;
-  $o_0->tags[] = $o_695;
-  $o_702 = new TagSpec();
-  $o_702->tag_name = 'amp-brightcove';
+  $o_699->name = 'minlength';
+  $o_693->attrs[] = $o_699;
+  $o_700 = new AttrSpec();
+  $o_700->name = 'placeholder';
+  $o_693->attrs[] = $o_700;
+  $o_701 = new AttrSpec();
+  $o_701->name = 'readonly';
+  $o_693->attrs[] = $o_701;
+  $o_702 = new AttrSpec();
+  $o_702->name = 'required';
+  $o_693->attrs[] = $o_702;
   $o_703 = new AttrSpec();
-  $o_703->name = 'data-account';
-  $o_703->mandatory = true;
-  $o_702->attrs[] = $o_703;
+  $o_703->name = 'rows';
+  $o_693->attrs[] = $o_703;
   $o_704 = new AttrSpec();
-  $o_704->name = 'data-embed';
-  $o_702->attrs[] = $o_704;
+  $o_704->name = 'selectiondirection';
+  $o_693->attrs[] = $o_704;
   $o_705 = new AttrSpec();
-  $o_705->name = 'data-player';
-  $o_702->attrs[] = $o_705;
+  $o_705->name = 'selectionend';
+  $o_693->attrs[] = $o_705;
   $o_706 = new AttrSpec();
-  $o_706->name = 'data-playlist-id';
-  $o_702->attrs[] = $o_706;
+  $o_706->name = 'selectionstart';
+  $o_693->attrs[] = $o_706;
   $o_707 = new AttrSpec();
-  $o_707->name = 'data-video-id';
-  $o_702->attrs[] = $o_707;
-  $o_702->attr_lists = ['extended-amp-global'];
-  $o_702->spec_url = 'https://www.ampproject.org/docs/reference/extended/amp-brightcove.html';
-  $o_708 = new AmpLayout();
-  $o_708->supported_layouts = [AmpLayoutLayout::FILL, AmpLayoutLayout::FIXED, AmpLayoutLayout::FIXED_HEIGHT, AmpLayoutLayout::FLEX_ITEM, AmpLayoutLayout::NODISPLAY, AmpLayoutLayout::RESPONSIVE];
-  $o_702->amp_layout = $o_708;
-  $o_702->disallowed_ancestor = ['head', 'amp-sidebar'];
-  $o_702->also_requires_tag = ['amp-brightcove extension .js script'];
-  $o_0->tags[] = $o_702;
+  $o_707->name = 'spellcheck';
+  $o_693->attrs[] = $o_707;
+  $o_708 = new AttrSpec();
+  $o_708->name = 'wrap';
+  $o_693->attrs[] = $o_708;
+  $o_693->attr_lists = ['input-name-attr'];
+  $o_693->spec_url = 'https://www.ampproject.org/docs/reference/extended/amp-form.html';
+  $o_693->also_requires_tag = ['amp-form extension .js script'];
+  $o_693->mandatory_ancestor = 'form';
+  $o_0->tags[] = $o_693;
   $o_709 = new TagSpec();
-  $o_709->tag_name = 'script';
-  $o_709->spec_name = 'amp-carousel extension .js script';
-  $o_709->mandatory_parent = 'head';
+  $o_709->tag_name = 'output';
   $o_710 = new AttrSpec();
-  $o_710->name = 'async';
-  $o_710->mandatory = true;
-  $o_710->value = '';
+  $o_710->name = 'for';
   $o_709->attrs[] = $o_710;
   $o_711 = new AttrSpec();
-  $o_711->name = 'custom-element';
-  $o_711->mandatory = true;
-  $o_711->value = 'amp-carousel';
-  $o_711->dispatch_key = true;
+  $o_711->name = 'form';
   $o_709->attrs[] = $o_711;
-  $o_712 = new AttrSpec();
-  $o_712->name = 'src';
-  $o_712->mandatory = true;
-  $o_712->value_regex = 'https://cdn\\.ampproject\\.org/v0/amp-carousel-(latest|0\\.1).js';
-  $o_709->attrs[] = $o_712;
-  $o_713 = new AttrSpec();
-  $o_713->name = 'type';
-  $o_713->value = 'text/javascript';
-  $o_709->attrs[] = $o_713;
-  $o_709->spec_url = 'https://www.ampproject.org/docs/reference/extended/amp-carousel.html';
-  $o_714 = new CdataSpec();
-  $o_715 = new BlackListedCDataRegex();
-  $o_715->regex = '.';
-  $o_715->error_message = 'contents';
-  $o_714->blacklisted_cdata_regex[] = $o_715;
-  $o_709->cdata = $o_714;
+  $o_709->attr_lists = ['input-name-attr'];
   $o_0->tags[] = $o_709;
-  $o_716 = new TagSpec();
-  $o_716->tag_name = 'amp-carousel';
+  $o_712 = new TagSpec();
+  $o_712->tag_name = 'progress';
+  $o_713 = new AttrSpec();
+  $o_713->name = 'max';
+  $o_712->attrs[] = $o_713;
+  $o_714 = new AttrSpec();
+  $o_714->name = 'value';
+  $o_712->attrs[] = $o_714;
+  $o_0->tags[] = $o_712;
+  $o_715 = new TagSpec();
+  $o_715->tag_name = 'meter';
+  $o_716 = new AttrSpec();
+  $o_716->name = 'high';
+  $o_715->attrs[] = $o_716;
   $o_717 = new AttrSpec();
-  $o_717->name = 'arrows';
-  $o_717->value = '';
-  $o_716->attrs[] = $o_717;
+  $o_717->name = 'low';
+  $o_715->attrs[] = $o_717;
   $o_718 = new AttrSpec();
-  $o_718->name = 'autoplay';
-  $o_718->value = '';
-  $o_716->attrs[] = $o_718;
+  $o_718->name = 'max';
+  $o_715->attrs[] = $o_718;
   $o_719 = new AttrSpec();
-  $o_719->name = 'controls';
-  $o_716->attrs[] = $o_719;
+  $o_719->name = 'min';
+  $o_715->attrs[] = $o_719;
   $o_720 = new AttrSpec();
-  $o_720->name = 'delay';
-  $o_720->value_regex = '[0-9]+';
-  $o_716->attrs[] = $o_720;
+  $o_720->name = 'optimum';
+  $o_715->attrs[] = $o_720;
   $o_721 = new AttrSpec();
-  $o_721->name = 'dots';
-  $o_721->value = '';
-  $o_716->attrs[] = $o_721;
-  $o_722 = new AttrSpec();
-  $o_722->name = 'loop';
-  $o_722->value = '';
-  $o_716->attrs[] = $o_722;
+  $o_721->name = 'value';
+  $o_715->attrs[] = $o_721;
+  $o_0->tags[] = $o_715;
+  $o_722 = new TagSpec();
+  $o_722->tag_name = 'fieldset';
   $o_723 = new AttrSpec();
-  $o_723->name = 'type';
-  $o_723->value_regex = 'slides|carousel';
-  $o_716->attrs[] = $o_723;
-  $o_716->attr_lists = ['extended-amp-global'];
-  $o_716->spec_url = 'https://www.ampproject.org/docs/reference/extended/amp-carousel.html';
-  $o_724 = new AmpLayout();
-  $o_724->supported_layouts = [AmpLayoutLayout::FILL, AmpLayoutLayout::FIXED, AmpLayoutLayout::FIXED_HEIGHT, AmpLayoutLayout::FLEX_ITEM, AmpLayoutLayout::NODISPLAY, AmpLayoutLayout::RESPONSIVE];
-  $o_716->amp_layout = $o_724;
-  $o_716->disallowed_ancestor = ['head', 'amp-sidebar'];
-  $o_716->also_requires_tag = ['amp-carousel extension .js script'];
-  $o_0->tags[] = $o_716;
+  $o_723->name = 'disabled';
+  $o_722->attrs[] = $o_723;
+  $o_722->attr_lists = ['input-name-attr'];
+  $o_0->tags[] = $o_722;
+  $o_724 = new TagSpec();
+  $o_724->tag_name = 'legend';
+  $o_0->tags[] = $o_724;
   $o_725 = new TagSpec();
   $o_725->tag_name = 'script';
-  $o_725->spec_name = 'amp-dailymotion extension .js script';
+  $o_725->spec_name = 'amphtml engine v0.js script';
+  $o_725->mandatory = true;
+  $o_725->unique = true;
   $o_725->mandatory_parent = 'head';
   $o_726 = new AttrSpec();
   $o_726->name = 'async';
@@ -3052,711 +3048,736 @@ public static function createValidationRules() {
   $o_726->value = '';
   $o_725->attrs[] = $o_726;
   $o_727 = new AttrSpec();
-  $o_727->name = 'custom-element';
-  $o_727->mandatory = true;
-  $o_727->value = 'amp-dailymotion';
-  $o_727->dispatch_key = true;
+  $o_727->name = 'nonce';
   $o_725->attrs[] = $o_727;
   $o_728 = new AttrSpec();
   $o_728->name = 'src';
   $o_728->mandatory = true;
-  $o_728->value_regex = 'https://cdn\\.ampproject\\.org/v0/amp-dailymotion-(latest|0\\.1)\\.js';
+  $o_728->value = 'https://cdn.ampproject.org/v0.js';
+  $o_728->dispatch_key = true;
   $o_725->attrs[] = $o_728;
   $o_729 = new AttrSpec();
   $o_729->name = 'type';
-  $o_729->value = 'text/javascript';
+  $o_729->value_casei = 'text/javascript';
   $o_725->attrs[] = $o_729;
-  $o_725->spec_url = 'https://www.ampproject.org/docs/reference/extended/amp-dailymotion.html';
+  $o_725->spec_url = 'https://www.ampproject.org/docs/reference/spec.html#required-markup';
   $o_730 = new CdataSpec();
   $o_731 = new BlackListedCDataRegex();
   $o_731->regex = '.';
   $o_731->error_message = 'contents';
   $o_730->blacklisted_cdata_regex[] = $o_731;
   $o_725->cdata = $o_730;
+  $o_725->html_format = [TagSpecHtmlFormat::AMP];
   $o_0->tags[] = $o_725;
   $o_732 = new TagSpec();
-  $o_732->tag_name = 'amp-dailymotion';
+  $o_732->tag_name = 'script';
+  $o_732->spec_name = 'amp4ads engine amp4ads-v0.js script';
+  $o_732->mandatory = true;
+  $o_732->unique = true;
+  $o_732->mandatory_parent = 'head';
   $o_733 = new AttrSpec();
-  $o_733->name = 'data-endscreen-enable';
-  $o_733->value_regex = 'true|false';
+  $o_733->name = 'async';
+  $o_733->mandatory = true;
+  $o_733->value = '';
   $o_732->attrs[] = $o_733;
   $o_734 = new AttrSpec();
-  $o_734->name = 'data-info';
-  $o_734->value_regex = 'true|false';
+  $o_734->name = 'nonce';
   $o_732->attrs[] = $o_734;
   $o_735 = new AttrSpec();
-  $o_735->name = 'data-mute';
-  $o_735->value_regex = 'true|false';
+  $o_735->name = 'src';
+  $o_735->mandatory = true;
+  $o_735->value_regex = 'https://cdn\\.ampproject\\.org/(amp4ads-)?v0\\.js';
   $o_732->attrs[] = $o_735;
   $o_736 = new AttrSpec();
-  $o_736->name = 'data-sharing-enable';
-  $o_736->value_regex = 'true|false';
+  $o_736->name = 'type';
+  $o_736->value_casei = 'text/javascript';
   $o_732->attrs[] = $o_736;
-  $o_737 = new AttrSpec();
-  $o_737->name = 'data-start';
-  $o_737->value_regex = '[0-9]+';
-  $o_732->attrs[] = $o_737;
-  $o_738 = new AttrSpec();
-  $o_738->name = 'data-ui-highlight';
-  $o_738->value_regex_casei = '([0-9a-f]{3}){1,2}';
-  $o_732->attrs[] = $o_738;
-  $o_739 = new AttrSpec();
-  $o_739->name = 'data-ui-logo';
-  $o_739->value_regex = 'true|false';
-  $o_732->attrs[] = $o_739;
-  $o_740 = new AttrSpec();
-  $o_740->name = 'data-videoid';
-  $o_740->mandatory = true;
-  $o_740->value_regex_casei = '[a-z0-9]+';
-  $o_732->attrs[] = $o_740;
-  $o_732->attr_lists = ['extended-amp-global'];
-  $o_732->spec_url = 'https://www.ampproject.org/docs/reference/extended/amp-dailymotion.html';
-  $o_741 = new AmpLayout();
-  $o_741->supported_layouts = [AmpLayoutLayout::FILL, AmpLayoutLayout::FIXED, AmpLayoutLayout::FIXED_HEIGHT, AmpLayoutLayout::FLEX_ITEM, AmpLayoutLayout::RESPONSIVE];
-  $o_732->amp_layout = $o_741;
-  $o_732->disallowed_ancestor = ['head', 'amp-sidebar'];
-  $o_732->also_requires_tag = ['amp-dailymotion extension .js script'];
+  $o_732->spec_url = 'https://www.ampproject.org/docs/reference/spec.html#required-markup';
+  $o_737 = new CdataSpec();
+  $o_738 = new BlackListedCDataRegex();
+  $o_738->regex = '.';
+  $o_738->error_message = 'contents';
+  $o_737->blacklisted_cdata_regex[] = $o_738;
+  $o_732->cdata = $o_737;
+  $o_732->html_format = [TagSpecHtmlFormat::AMP4ADS];
   $o_0->tags[] = $o_732;
-  $o_742 = new TagSpec();
-  $o_742->tag_name = 'script';
-  $o_742->spec_name = 'amp-dynamic-css-classes extension .js script';
-  $o_742->mandatory_parent = 'head';
-  $o_743 = new AttrSpec();
-  $o_743->name = 'async';
-  $o_743->mandatory = true;
-  $o_743->value = '';
-  $o_742->attrs[] = $o_743;
-  $o_744 = new AttrSpec();
-  $o_744->name = 'custom-element';
+  $o_739 = new TagSpec();
+  $o_739->tag_name = 'script';
+  $o_739->spec_name = 'script type=application/ld+json';
+  $o_740 = new AttrSpec();
+  $o_740->name = 'nonce';
+  $o_739->attrs[] = $o_740;
+  $o_741 = new AttrSpec();
+  $o_741->name = 'type';
+  $o_741->mandatory = true;
+  $o_741->dispatch_key = true;
+  $o_741->value_casei = 'application/ld+json';
+  $o_739->attrs[] = $o_741;
+  $o_742 = new CdataSpec();
+  $o_743 = new BlackListedCDataRegex();
+  $o_743->regex = '<!--';
+  $o_743->error_message = 'html comments';
+  $o_742->blacklisted_cdata_regex[] = $o_743;
+  $o_739->cdata = $o_742;
+  $o_0->tags[] = $o_739;
+  $o_744 = new TagSpec();
+  $o_744->tag_name = 'noscript';
+  $o_744->spec_name = 'noscript enclosure for boilerplate';
   $o_744->mandatory = true;
-  $o_744->value = 'amp-dynamic-css-classes';
-  $o_744->dispatch_key = true;
-  $o_742->attrs[] = $o_744;
-  $o_745 = new AttrSpec();
-  $o_745->name = 'src';
-  $o_745->mandatory = true;
-  $o_745->value_regex = 'https://cdn\\.ampproject\\.org/v0/amp-dynamic-css-classes-(latest|0\\.1).js';
-  $o_742->attrs[] = $o_745;
-  $o_746 = new AttrSpec();
-  $o_746->name = 'type';
-  $o_746->value = 'text/javascript';
-  $o_742->attrs[] = $o_746;
-  $o_742->spec_url = 'https://www.ampproject.org/docs/reference/extended/amp-dynamic-css-classes.html';
-  $o_747 = new CdataSpec();
-  $o_748 = new BlackListedCDataRegex();
-  $o_748->regex = '.';
-  $o_748->error_message = 'contents';
-  $o_747->blacklisted_cdata_regex[] = $o_748;
-  $o_742->cdata = $o_747;
-  $o_0->tags[] = $o_742;
+  $o_744->unique = true;
+  $o_744->mandatory_parent = 'head';
+  $o_744->spec_url = 'https://github.com/ampproject/amphtml/blob/master/spec/amp-boilerplate.md';
+  $o_744->html_format = [TagSpecHtmlFormat::AMP];
+  $o_0->tags[] = $o_744;
+  $o_745 = new TagSpec();
+  $o_745->tag_name = 'noscript';
+  $o_745->disallowed_ancestor = ['NOSCRIPT'];
+  $o_745->mandatory_ancestor = 'body';
+  $o_745->html_format = [TagSpecHtmlFormat::AMP];
+  $o_0->tags[] = $o_745;
+  $o_746 = new TagSpec();
+  $o_746->tag_name = 'acronym';
+  $o_746->html_format = [TagSpecHtmlFormat::AMP];
+  $o_0->tags[] = $o_746;
+  $o_747 = new TagSpec();
+  $o_747->tag_name = 'big';
+  $o_747->html_format = [TagSpecHtmlFormat::AMP];
+  $o_0->tags[] = $o_747;
+  $o_748 = new TagSpec();
+  $o_748->tag_name = 'center';
+  $o_748->html_format = [TagSpecHtmlFormat::AMP];
+  $o_0->tags[] = $o_748;
   $o_749 = new TagSpec();
-  $o_749->tag_name = 'script';
-  $o_749->spec_name = 'amp-facebook extension .js script';
-  $o_749->mandatory_parent = 'head';
-  $o_750 = new AttrSpec();
-  $o_750->name = 'async';
-  $o_750->mandatory = true;
-  $o_750->value = '';
-  $o_749->attrs[] = $o_750;
-  $o_751 = new AttrSpec();
-  $o_751->name = 'custom-element';
-  $o_751->mandatory = true;
-  $o_751->value = 'amp-facebook';
-  $o_751->dispatch_key = true;
-  $o_749->attrs[] = $o_751;
-  $o_752 = new AttrSpec();
-  $o_752->name = 'src';
-  $o_752->mandatory = true;
-  $o_752->value_regex = 'https://cdn\\.ampproject\\.org/v0/amp-facebook-(latest|0\\.1).js';
-  $o_749->attrs[] = $o_752;
-  $o_753 = new AttrSpec();
-  $o_753->name = 'type';
-  $o_753->value = 'text/javascript';
-  $o_749->attrs[] = $o_753;
-  $o_749->spec_url = 'https://www.ampproject.org/docs/reference/extended/amp-facebook.html';
-  $o_754 = new CdataSpec();
-  $o_755 = new BlackListedCDataRegex();
-  $o_755->regex = '.';
-  $o_755->error_message = 'contents';
-  $o_754->blacklisted_cdata_regex[] = $o_755;
-  $o_749->cdata = $o_754;
+  $o_749->tag_name = 'dir';
+  $o_749->html_format = [TagSpecHtmlFormat::AMP];
   $o_0->tags[] = $o_749;
+  $o_750 = new TagSpec();
+  $o_750->tag_name = 'hgroup';
+  $o_750->html_format = [TagSpecHtmlFormat::AMP];
+  $o_0->tags[] = $o_750;
+  $o_751 = new TagSpec();
+  $o_751->tag_name = 'listing';
+  $o_751->html_format = [TagSpecHtmlFormat::AMP];
+  $o_0->tags[] = $o_751;
+  $o_752 = new TagSpec();
+  $o_752->tag_name = 'multicol';
+  $o_752->html_format = [TagSpecHtmlFormat::AMP];
+  $o_0->tags[] = $o_752;
+  $o_753 = new TagSpec();
+  $o_753->tag_name = 'nextid';
+  $o_753->html_format = [TagSpecHtmlFormat::AMP];
+  $o_0->tags[] = $o_753;
+  $o_754 = new TagSpec();
+  $o_754->tag_name = 'nobr';
+  $o_754->html_format = [TagSpecHtmlFormat::AMP];
+  $o_0->tags[] = $o_754;
+  $o_755 = new TagSpec();
+  $o_755->tag_name = 'spacer';
+  $o_755->html_format = [TagSpecHtmlFormat::AMP];
+  $o_0->tags[] = $o_755;
   $o_756 = new TagSpec();
-  $o_756->tag_name = 'amp-facebook';
-  $o_757 = new AttrSpec();
-  $o_757->name = 'data-href';
-  $o_757->mandatory = true;
-  $o_756->attrs[] = $o_757;
-  $o_756->attr_lists = ['extended-amp-global'];
-  $o_756->spec_url = 'https://www.ampproject.org/docs/reference/extended/amp-facebook.html';
-  $o_758 = new AmpLayout();
-  $o_758->supported_layouts = [AmpLayoutLayout::FILL, AmpLayoutLayout::FIXED, AmpLayoutLayout::FIXED_HEIGHT, AmpLayoutLayout::FLEX_ITEM, AmpLayoutLayout::NODISPLAY, AmpLayoutLayout::RESPONSIVE];
-  $o_756->amp_layout = $o_758;
-  $o_756->disallowed_ancestor = ['head', 'amp-sidebar'];
-  $o_756->also_requires_tag = ['amp-facebook extension .js script'];
+  $o_756->tag_name = 'strike';
+  $o_756->html_format = [TagSpecHtmlFormat::AMP];
   $o_0->tags[] = $o_756;
+  $o_757 = new TagSpec();
+  $o_757->tag_name = 'tt';
+  $o_757->html_format = [TagSpecHtmlFormat::AMP];
+  $o_0->tags[] = $o_757;
+  $o_758 = new TagSpec();
+  $o_758->tag_name = 'xmp';
+  $o_758->html_format = [TagSpecHtmlFormat::AMP];
+  $o_0->tags[] = $o_758;
   $o_759 = new TagSpec();
-  $o_759->tag_name = 'script';
-  $o_759->spec_name = 'amp-fit-text extension .js script';
-  $o_759->mandatory_parent = 'head';
-  $o_760 = new AttrSpec();
-  $o_760->name = 'async';
-  $o_760->mandatory = true;
-  $o_760->value = '';
-  $o_759->attrs[] = $o_760;
+  $o_759->tag_name = 'o:p';
+  $o_759->html_format = [TagSpecHtmlFormat::AMP];
+  $o_0->tags[] = $o_759;
+  $o_760 = new TagSpec();
+  $o_760->tag_name = 'amp-img';
   $o_761 = new AttrSpec();
-  $o_761->name = 'custom-element';
-  $o_761->mandatory = true;
-  $o_761->value = 'amp-fit-text';
-  $o_761->dispatch_key = true;
-  $o_759->attrs[] = $o_761;
+  $o_761->name = 'alt';
+  $o_760->attrs[] = $o_761;
   $o_762 = new AttrSpec();
-  $o_762->name = 'src';
-  $o_762->mandatory = true;
-  $o_762->value_regex = 'https://cdn\\.ampproject\\.org/v0/amp-fit-text-(latest|0\\.1).js';
-  $o_759->attrs[] = $o_762;
+  $o_762->name = 'attribution';
+  $o_760->attrs[] = $o_762;
   $o_763 = new AttrSpec();
-  $o_763->name = 'type';
-  $o_763->value = 'text/javascript';
-  $o_759->attrs[] = $o_763;
-  $o_759->spec_url = 'https://www.ampproject.org/docs/reference/extended/amp-fit-text.html';
-  $o_764 = new CdataSpec();
-  $o_765 = new BlackListedCDataRegex();
-  $o_765->regex = '.';
-  $o_765->error_message = 'contents';
-  $o_764->blacklisted_cdata_regex[] = $o_765;
-  $o_759->cdata = $o_764;
-  $o_0->tags[] = $o_759;
-  $o_766 = new TagSpec();
-  $o_766->tag_name = 'amp-fit-text';
-  $o_767 = new AttrSpec();
-  $o_767->name = 'max-font-size';
-  $o_766->attrs[] = $o_767;
-  $o_768 = new AttrSpec();
-  $o_768->name = 'min-font-size';
-  $o_766->attrs[] = $o_768;
-  $o_766->attr_lists = ['extended-amp-global'];
-  $o_766->spec_url = 'https://www.ampproject.org/docs/reference/extended/amp-fit-text.html';
-  $o_769 = new AmpLayout();
-  $o_769->supported_layouts = [AmpLayoutLayout::FILL, AmpLayoutLayout::FIXED, AmpLayoutLayout::FIXED_HEIGHT, AmpLayoutLayout::FLEX_ITEM, AmpLayoutLayout::NODISPLAY, AmpLayoutLayout::RESPONSIVE];
-  $o_766->amp_layout = $o_769;
-  $o_766->disallowed_ancestor = ['head'];
-  $o_766->also_requires_tag = ['amp-fit-text extension .js script'];
-  $o_0->tags[] = $o_766;
-  $o_770 = new TagSpec();
-  $o_770->tag_name = 'script';
-  $o_770->spec_name = 'amp-font extension .js script';
-  $o_770->mandatory_parent = 'head';
+  $o_763->name = 'placeholder';
+  $o_760->attrs[] = $o_763;
+  $o_760->attr_lists = ['extended-amp-global', 'mandatory-src-or-srcset'];
+  $o_760->spec_url = 'https://www.ampproject.org/docs/reference/amp-img.html';
+  $o_764 = new AmpLayout();
+  $o_764->supported_layouts = [AmpLayoutLayout::FILL, AmpLayoutLayout::FIXED, AmpLayoutLayout::FIXED_HEIGHT, AmpLayoutLayout::FLEX_ITEM, AmpLayoutLayout::NODISPLAY, AmpLayoutLayout::RESPONSIVE];
+  $o_760->amp_layout = $o_764;
+  $o_760->html_format = [TagSpecHtmlFormat::AMP, TagSpecHtmlFormat::AMP4ADS];
+  $o_0->tags[] = $o_760;
+  $o_765 = new TagSpec();
+  $o_765->tag_name = 'amp-pixel';
+  $o_766 = new AttrSpec();
+  $o_766->name = 'src';
+  $o_766->mandatory = true;
+  $o_766->blacklisted_value_regex = '__amp_source_origin';
+  $o_767 = new UrlSpec();
+  $o_767->allowed_protocol = ['https'];
+  $o_767->allow_relative = true;
+  $o_766->value_url = $o_767;
+  $o_765->attrs[] = $o_766;
+  $o_765->attr_lists = ['extended-amp-global'];
+  $o_765->spec_url = 'https://www.ampproject.org/docs/reference/amp-pixel.html';
+  $o_768 = new AmpLayout();
+  $o_768->supported_layouts = [AmpLayoutLayout::FIXED, AmpLayoutLayout::NODISPLAY];
+  $o_768->defines_default_width = true;
+  $o_768->defines_default_height = true;
+  $o_765->amp_layout = $o_768;
+  $o_765->disallowed_ancestor = ['AMP-SIDEBAR'];
+  $o_765->html_format = [TagSpecHtmlFormat::AMP, TagSpecHtmlFormat::AMP4ADS];
+  $o_0->tags[] = $o_765;
+  $o_769 = new TagSpec();
+  $o_769->tag_name = 'script';
+  $o_769->spec_name = 'amp-access-laterpay extension .js script';
+  $o_769->unique = true;
+  $o_769->mandatory_parent = 'head';
+  $o_770 = new AttrSpec();
+  $o_770->name = 'async';
+  $o_770->mandatory = true;
+  $o_770->value = '';
+  $o_769->attrs[] = $o_770;
   $o_771 = new AttrSpec();
-  $o_771->name = 'async';
+  $o_771->name = 'custom-element';
   $o_771->mandatory = true;
-  $o_771->value = '';
-  $o_770->attrs[] = $o_771;
+  $o_771->value = 'amp-access-laterpay';
+  $o_771->dispatch_key = true;
+  $o_769->attrs[] = $o_771;
   $o_772 = new AttrSpec();
-  $o_772->name = 'custom-element';
+  $o_772->name = 'src';
   $o_772->mandatory = true;
-  $o_772->value = 'amp-font';
-  $o_772->dispatch_key = true;
-  $o_770->attrs[] = $o_772;
+  $o_772->value_regex = 'https://cdn\\.ampproject\\.org/v0/amp-access-laterpay-(latest|0\\.1).js';
+  $o_769->attrs[] = $o_772;
   $o_773 = new AttrSpec();
-  $o_773->name = 'src';
-  $o_773->mandatory = true;
-  $o_773->value_regex = 'https://cdn\\.ampproject\\.org/v0/amp-font-(latest|0\\.1).js';
-  $o_770->attrs[] = $o_773;
-  $o_774 = new AttrSpec();
-  $o_774->name = 'type';
-  $o_774->value = 'text/javascript';
-  $o_770->attrs[] = $o_774;
-  $o_770->spec_url = 'https://www.ampproject.org/docs/reference/extended/amp-font.html';
-  $o_775 = new CdataSpec();
-  $o_776 = new BlackListedCDataRegex();
-  $o_776->regex = '.';
-  $o_776->error_message = 'contents';
-  $o_775->blacklisted_cdata_regex[] = $o_776;
-  $o_770->cdata = $o_775;
-  $o_0->tags[] = $o_770;
-  $o_777 = new TagSpec();
-  $o_777->tag_name = 'amp-font';
+  $o_773->name = 'type';
+  $o_773->value_casei = 'text/javascript';
+  $o_769->attrs[] = $o_773;
+  $o_769->spec_url = 'https://github.com/ampproject/amphtml/blob/master/extensions/amp-access-laterpay/amp-access-laterpay.md';
+  $o_774 = new CdataSpec();
+  $o_775 = new BlackListedCDataRegex();
+  $o_775->regex = '.';
+  $o_775->error_message = 'contents';
+  $o_774->blacklisted_cdata_regex[] = $o_775;
+  $o_769->cdata = $o_774;
+  $o_769->also_requires_tag = ['amp-access extension .js script'];
+  $o_769->html_format = [TagSpecHtmlFormat::AMP];
+  $o_0->tags[] = $o_769;
+  $o_776 = new TagSpec();
+  $o_776->tag_name = 'script';
+  $o_776->spec_name = 'amp-access extension .js script';
+  $o_776->mandatory_parent = 'head';
+  $o_777 = new AttrSpec();
+  $o_777->name = 'async';
+  $o_777->mandatory = true;
+  $o_777->value = '';
+  $o_776->attrs[] = $o_777;
   $o_778 = new AttrSpec();
-  $o_778->name = 'font-family';
+  $o_778->name = 'custom-element';
   $o_778->mandatory = true;
-  $o_777->attrs[] = $o_778;
+  $o_778->value = 'amp-access';
+  $o_778->dispatch_key = true;
+  $o_776->attrs[] = $o_778;
   $o_779 = new AttrSpec();
-  $o_779->name = 'font-style';
-  $o_777->attrs[] = $o_779;
+  $o_779->name = 'nonce';
+  $o_776->attrs[] = $o_779;
   $o_780 = new AttrSpec();
-  $o_780->name = 'font-variant';
-  $o_777->attrs[] = $o_780;
+  $o_780->name = 'src';
+  $o_780->mandatory = true;
+  $o_780->value_regex = 'https://cdn\\.ampproject\\.org/v0/amp-access-(latest|0\\.1).js';
+  $o_776->attrs[] = $o_780;
   $o_781 = new AttrSpec();
-  $o_781->name = 'timeout';
-  $o_781->value_regex = '[0-9]+';
-  $o_777->attrs[] = $o_781;
-  $o_782 = new AttrSpec();
-  $o_782->name = 'font-weight';
-  $o_777->attrs[] = $o_782;
-  $o_783 = new AttrSpec();
-  $o_783->name = 'on-error-add-class';
-  $o_777->attrs[] = $o_783;
-  $o_784 = new AttrSpec();
-  $o_784->name = 'on-error-remove-class';
-  $o_777->attrs[] = $o_784;
+  $o_781->name = 'type';
+  $o_781->value_casei = 'text/javascript';
+  $o_776->attrs[] = $o_781;
+  $o_776->spec_url = 'https://www.ampproject.org/docs/reference/extended/amp-access.html';
+  $o_782 = new CdataSpec();
+  $o_783 = new BlackListedCDataRegex();
+  $o_783->regex = '.';
+  $o_783->error_message = 'contents';
+  $o_782->blacklisted_cdata_regex[] = $o_783;
+  $o_776->cdata = $o_782;
+  $o_776->html_format = [TagSpecHtmlFormat::AMP];
+  $o_776->unique_warning = true;
+  $o_776->extension_unused_unless_tag_present = ['amp-access extension .json script'];
+  $o_0->tags[] = $o_776;
+  $o_784 = new TagSpec();
+  $o_784->tag_name = 'script';
+  $o_784->spec_name = 'amp-access extension .json script';
+  $o_784->unique = true;
+  $o_784->mandatory_parent = 'head';
   $o_785 = new AttrSpec();
-  $o_785->name = 'on-load-add-class';
-  $o_777->attrs[] = $o_785;
+  $o_785->name = 'id';
+  $o_785->mandatory = true;
+  $o_785->value = 'amp-access';
+  $o_785->dispatch_key = true;
+  $o_784->attrs[] = $o_785;
   $o_786 = new AttrSpec();
-  $o_786->name = 'on-load-remove-class';
-  $o_777->attrs[] = $o_786;
-  $o_777->attr_lists = ['extended-amp-global'];
-  $o_777->spec_url = 'https://www.ampproject.org/docs/reference/extended/amp-font.html';
-  $o_787 = new AmpLayout();
-  $o_787->supported_layouts = [AmpLayoutLayout::NODISPLAY];
-  $o_777->amp_layout = $o_787;
-  $o_777->disallowed_ancestor = ['head', 'amp-sidebar'];
-  $o_777->also_requires_tag = ['amp-font extension .js script'];
-  $o_0->tags[] = $o_777;
-  $o_788 = new TagSpec();
-  $o_788->tag_name = 'script';
-  $o_788->spec_name = 'amp-iframe extension .js script';
-  $o_788->mandatory_parent = 'head';
-  $o_789 = new AttrSpec();
-  $o_789->name = 'async';
-  $o_789->mandatory = true;
-  $o_789->value = '';
-  $o_788->attrs[] = $o_789;
-  $o_790 = new AttrSpec();
-  $o_790->name = 'custom-element';
-  $o_790->mandatory = true;
-  $o_790->value = 'amp-iframe';
-  $o_790->dispatch_key = true;
-  $o_788->attrs[] = $o_790;
+  $o_786->name = 'nonce';
+  $o_784->attrs[] = $o_786;
+  $o_787 = new AttrSpec();
+  $o_787->name = 'type';
+  $o_787->mandatory = true;
+  $o_787->value_casei = 'application/json';
+  $o_784->attrs[] = $o_787;
+  $o_784->spec_url = 'https://www.ampproject.org/docs/reference/extended/amp-access-spec.html';
+  $o_788 = new CdataSpec();
+  $o_789 = new BlackListedCDataRegex();
+  $o_789->regex = '<!--';
+  $o_789->error_message = 'html comments';
+  $o_788->blacklisted_cdata_regex[] = $o_789;
+  $o_784->cdata = $o_788;
+  $o_784->also_requires_tag = ['amp-access extension .js script', 'amp-analytics extension .js script'];
+  $o_784->html_format = [TagSpecHtmlFormat::AMP];
+  $o_0->tags[] = $o_784;
+  $o_790 = new TagSpec();
+  $o_790->tag_name = 'script';
+  $o_790->spec_name = 'amp-accordion extension .js script';
+  $o_790->mandatory_parent = 'head';
   $o_791 = new AttrSpec();
-  $o_791->name = 'src';
+  $o_791->name = 'async';
   $o_791->mandatory = true;
-  $o_791->value_regex = 'https://cdn\\.ampproject\\.org/v0/amp-iframe-(latest|0\\.1).js';
-  $o_788->attrs[] = $o_791;
+  $o_791->value = '';
+  $o_790->attrs[] = $o_791;
   $o_792 = new AttrSpec();
-  $o_792->name = 'type';
-  $o_792->value = 'text/javascript';
-  $o_788->attrs[] = $o_792;
-  $o_788->spec_url = 'https://www.ampproject.org/docs/reference/extended/amp-iframe.html';
-  $o_793 = new CdataSpec();
-  $o_794 = new BlackListedCDataRegex();
-  $o_794->regex = '.';
-  $o_794->error_message = 'contents';
-  $o_793->blacklisted_cdata_regex[] = $o_794;
-  $o_788->cdata = $o_793;
-  $o_0->tags[] = $o_788;
-  $o_795 = new TagSpec();
-  $o_795->tag_name = 'amp-iframe';
-  $o_796 = new AttrSpec();
-  $o_796->name = 'allowfullscreen';
-  $o_796->value = '';
-  $o_795->attrs[] = $o_796;
-  $o_797 = new AttrSpec();
-  $o_797->name = 'allowtransparency';
-  $o_797->value = '';
-  $o_795->attrs[] = $o_797;
-  $o_798 = new AttrSpec();
-  $o_798->name = 'frameborder';
-  $o_798->value_regex = '0|1';
-  $o_795->attrs[] = $o_798;
+  $o_792->name = 'custom-element';
+  $o_792->mandatory = true;
+  $o_792->value = 'amp-accordion';
+  $o_792->dispatch_key = true;
+  $o_790->attrs[] = $o_792;
+  $o_793 = new AttrSpec();
+  $o_793->name = 'nonce';
+  $o_790->attrs[] = $o_793;
+  $o_794 = new AttrSpec();
+  $o_794->name = 'src';
+  $o_794->mandatory = true;
+  $o_794->value_regex = 'https://cdn\\.ampproject\\.org/v0/amp-accordion-(latest|0\\.1).js';
+  $o_790->attrs[] = $o_794;
+  $o_795 = new AttrSpec();
+  $o_795->name = 'type';
+  $o_795->value_casei = 'text/javascript';
+  $o_790->attrs[] = $o_795;
+  $o_790->spec_url = 'https://www.ampproject.org/docs/reference/extended/amp-accordion.html';
+  $o_796 = new CdataSpec();
+  $o_797 = new BlackListedCDataRegex();
+  $o_797->regex = '.';
+  $o_797->error_message = 'contents';
+  $o_796->blacklisted_cdata_regex[] = $o_797;
+  $o_790->cdata = $o_796;
+  $o_790->html_format = [TagSpecHtmlFormat::AMP, TagSpecHtmlFormat::AMP4ADS];
+  $o_790->unique_warning = true;
+  $o_790->extension_unused_unless_tag_present = ['amp-accordion'];
+  $o_0->tags[] = $o_790;
+  $o_798 = new TagSpec();
+  $o_798->tag_name = 'amp-accordion';
   $o_799 = new AttrSpec();
-  $o_799->name = 'resizable';
+  $o_799->name = 'disable-session-states';
   $o_799->value = '';
-  $o_795->attrs[] = $o_799;
-  $o_800 = new AttrSpec();
-  $o_800->name = 'sandbox';
-  $o_795->attrs[] = $o_800;
-  $o_801 = new AttrSpec();
-  $o_801->name = 'scrolling';
-  $o_801->value_regex = 'auto|yes|no';
-  $o_795->attrs[] = $o_801;
-  $o_802 = new AttrSpec();
-  $o_802->name = 'src';
-  $o_802->mandatory_oneof = '[\'src\', \'srcdoc\']';
-  $o_803 = new UrlSpec();
-  $o_803->allowed_protocol = ['data', 'https'];
-  $o_803->allow_relative = true;
-  $o_802->value_url = $o_803;
-  $o_795->attrs[] = $o_802;
-  $o_804 = new AttrSpec();
-  $o_804->name = 'srcdoc';
-  $o_804->mandatory_oneof = '[\'src\', \'srcdoc\']';
-  $o_795->attrs[] = $o_804;
-  $o_795->attr_lists = ['extended-amp-global'];
-  $o_795->spec_url = 'https://www.ampproject.org/docs/reference/extended/amp-iframe.html';
-  $o_805 = new AmpLayout();
-  $o_805->supported_layouts = [AmpLayoutLayout::FILL, AmpLayoutLayout::FIXED, AmpLayoutLayout::FIXED_HEIGHT, AmpLayoutLayout::FLEX_ITEM, AmpLayoutLayout::NODISPLAY, AmpLayoutLayout::RESPONSIVE];
-  $o_795->amp_layout = $o_805;
-  $o_795->disallowed_ancestor = ['head', 'amp-sidebar'];
-  $o_795->also_requires_tag = ['amp-iframe extension .js script'];
-  $o_0->tags[] = $o_795;
-  $o_806 = new TagSpec();
-  $o_806->tag_name = 'script';
-  $o_806->spec_name = 'amp-image-lightbox extension .js script';
-  $o_806->mandatory_parent = 'head';
+  $o_798->attrs[] = $o_799;
+  $o_798->spec_url = 'https://www.ampproject.org/docs/reference/extended/amp-accordion.html';
+  $o_800 = new AmpLayout();
+  $o_800->supported_layouts = [AmpLayoutLayout::CONTAINER];
+  $o_798->amp_layout = $o_800;
+  $o_798->also_requires_tag = ['amp-accordion extension .js script'];
+  $o_801 = new ChildTagSpec();
+  $o_801->child_tag_name_oneof = ['SECTION'];
+  $o_798->child_tags = $o_801;
+  $o_798->html_format = [TagSpecHtmlFormat::AMP, TagSpecHtmlFormat::AMP4ADS];
+  $o_0->tags[] = $o_798;
+  $o_802 = new TagSpec();
+  $o_802->tag_name = 'section';
+  $o_802->spec_name = 'amp-accordion > section';
+  $o_802->mandatory_parent = 'amp-accordion';
+  $o_803 = new AttrSpec();
+  $o_803->name = 'expanded';
+  $o_803->value = '';
+  $o_802->attrs[] = $o_803;
+  $o_804 = new ChildTagSpec();
+  $o_804->mandatory_num_child_tags = 2;
+  $o_804->first_child_tag_name_oneof = ['H1', 'H2', 'H3', 'H4', 'H5', 'H6', 'HEADER'];
+  $o_802->child_tags = $o_804;
+  $o_802->html_format = [TagSpecHtmlFormat::AMP, TagSpecHtmlFormat::AMP4ADS];
+  $o_0->tags[] = $o_802;
+  $o_805 = new TagSpec();
+  $o_805->tag_name = 'script';
+  $o_805->spec_name = 'amp-ad extension .js script';
+  $o_805->mandatory_parent = 'head';
+  $o_806 = new AttrSpec();
+  $o_806->name = 'async';
+  $o_806->mandatory = true;
+  $o_806->value = '';
+  $o_805->attrs[] = $o_806;
   $o_807 = new AttrSpec();
-  $o_807->name = 'async';
+  $o_807->name = 'custom-element';
   $o_807->mandatory = true;
-  $o_807->value = '';
-  $o_806->attrs[] = $o_807;
+  $o_807->value = 'amp-ad';
+  $o_807->dispatch_key = true;
+  $o_805->attrs[] = $o_807;
   $o_808 = new AttrSpec();
-  $o_808->name = 'custom-element';
-  $o_808->mandatory = true;
-  $o_808->value = 'amp-image-lightbox';
-  $o_808->dispatch_key = true;
-  $o_806->attrs[] = $o_808;
+  $o_808->name = 'nonce';
+  $o_805->attrs[] = $o_808;
   $o_809 = new AttrSpec();
   $o_809->name = 'src';
   $o_809->mandatory = true;
-  $o_809->value_regex = 'https://cdn\\.ampproject\\.org/v0/amp-image-lightbox-(latest|0\\.1).js';
-  $o_806->attrs[] = $o_809;
+  $o_809->value_regex = 'https://cdn\\.ampproject\\.org/v0/amp-ad-(latest|0\\.1).js';
+  $o_805->attrs[] = $o_809;
   $o_810 = new AttrSpec();
   $o_810->name = 'type';
-  $o_810->value = 'text/javascript';
-  $o_806->attrs[] = $o_810;
-  $o_806->spec_url = 'https://www.ampproject.org/docs/reference/extended/amp-image-lightbox.html';
+  $o_810->value_casei = 'text/javascript';
+  $o_805->attrs[] = $o_810;
+  $o_805->spec_url = 'https://www.ampproject.org/docs/reference/extended/amp-ad.html';
   $o_811 = new CdataSpec();
   $o_812 = new BlackListedCDataRegex();
   $o_812->regex = '.';
   $o_812->error_message = 'contents';
   $o_811->blacklisted_cdata_regex[] = $o_812;
-  $o_806->cdata = $o_811;
-  $o_0->tags[] = $o_806;
+  $o_805->cdata = $o_811;
+  $o_805->html_format = [TagSpecHtmlFormat::AMP];
+  $o_805->unique_warning = true;
+  $o_0->tags[] = $o_805;
   $o_813 = new TagSpec();
-  $o_813->tag_name = 'amp-image-lightbox';
+  $o_813->tag_name = 'amp-ad';
   $o_814 = new AttrSpec();
-  $o_814->name = 'controls';
+  $o_814->name = 'alt';
   $o_813->attrs[] = $o_814;
-  $o_813->attr_lists = ['extended-amp-global'];
-  $o_813->spec_url = 'https://www.ampproject.org/docs/reference/extended/amp-image-lightbox.html';
-  $o_815 = new AmpLayout();
-  $o_815->supported_layouts = [AmpLayoutLayout::NODISPLAY];
-  $o_813->amp_layout = $o_815;
-  $o_813->disallowed_ancestor = ['head', 'amp-sidebar'];
-  $o_813->also_requires_tag = ['amp-image-lightbox extension .js script'];
-  $o_0->tags[] = $o_813;
-  $o_816 = new TagSpec();
-  $o_816->tag_name = 'script';
-  $o_816->spec_name = 'amp-instagram extension .js script';
-  $o_816->mandatory_parent = 'head';
-  $o_817 = new AttrSpec();
-  $o_817->name = 'async';
-  $o_817->mandatory = true;
-  $o_817->value = '';
-  $o_816->attrs[] = $o_817;
+  $o_815 = new AttrSpec();
+  $o_815->name = 'json';
+  $o_813->attrs[] = $o_815;
+  $o_816 = new AttrSpec();
+  $o_816->name = 'src';
+  $o_816->blacklisted_value_regex = '__amp_source_origin';
+  $o_817 = new UrlSpec();
+  $o_817->allowed_protocol = ['https'];
+  $o_817->allow_relative = true;
+  $o_816->value_url = $o_817;
+  $o_813->attrs[] = $o_816;
   $o_818 = new AttrSpec();
-  $o_818->name = 'custom-element';
+  $o_818->name = 'type';
   $o_818->mandatory = true;
-  $o_818->value = 'amp-instagram';
-  $o_818->dispatch_key = true;
-  $o_816->attrs[] = $o_818;
-  $o_819 = new AttrSpec();
-  $o_819->name = 'src';
-  $o_819->mandatory = true;
-  $o_819->value_regex = 'https://cdn\\.ampproject\\.org/v0/amp-instagram-(latest|0\\.1).js';
-  $o_816->attrs[] = $o_819;
-  $o_820 = new AttrSpec();
-  $o_820->name = 'type';
-  $o_820->value = 'text/javascript';
-  $o_816->attrs[] = $o_820;
-  $o_816->spec_url = 'https://www.ampproject.org/docs/reference/extended/amp-instagram.html';
-  $o_821 = new CdataSpec();
-  $o_822 = new BlackListedCDataRegex();
-  $o_822->regex = '.';
-  $o_822->error_message = 'contents';
-  $o_821->blacklisted_cdata_regex[] = $o_822;
-  $o_816->cdata = $o_821;
-  $o_0->tags[] = $o_816;
-  $o_823 = new TagSpec();
-  $o_823->tag_name = 'amp-instagram';
-  $o_824 = new AttrSpec();
-  $o_824->name = 'alt';
-  $o_823->attrs[] = $o_824;
+  $o_813->attrs[] = $o_818;
+  $o_813->attr_lists = ['extended-amp-global'];
+  $o_813->spec_url = 'https://www.ampproject.org/docs/reference/amp-ad.html';
+  $o_819 = new AmpLayout();
+  $o_819->supported_layouts = [AmpLayoutLayout::FILL, AmpLayoutLayout::FIXED, AmpLayoutLayout::FIXED_HEIGHT, AmpLayoutLayout::FLEX_ITEM, AmpLayoutLayout::NODISPLAY, AmpLayoutLayout::RESPONSIVE];
+  $o_813->amp_layout = $o_819;
+  $o_813->disallowed_ancestor = ['AMP-APP-BANNER', 'AMP-SIDEBAR'];
+  $o_813->html_format = [TagSpecHtmlFormat::AMP];
+  $o_813->also_requires_tag_warning = ['amp-ad extension .js script'];
+  $o_0->tags[] = $o_813;
+  $o_820 = new TagSpec();
+  $o_820->tag_name = 'amp-embed';
+  $o_821 = new AttrSpec();
+  $o_821->name = 'alt';
+  $o_820->attrs[] = $o_821;
+  $o_822 = new AttrSpec();
+  $o_822->name = 'json';
+  $o_820->attrs[] = $o_822;
+  $o_823 = new AttrSpec();
+  $o_823->name = 'src';
+  $o_823->blacklisted_value_regex = '__amp_source_origin';
+  $o_824 = new UrlSpec();
+  $o_824->allowed_protocol = ['https'];
+  $o_824->allow_relative = true;
+  $o_823->value_url = $o_824;
+  $o_820->attrs[] = $o_823;
   $o_825 = new AttrSpec();
-  $o_825->name = 'data-shortcode';
-  $o_825->mandatory_oneof = '[\'data-shortcode\', \'src\']';
-  $o_823->attrs[] = $o_825;
-  $o_826 = new AttrSpec();
-  $o_826->name = 'shortcode';
-  $o_826->deprecation = 'data-shortcode';
-  $o_826->deprecation_url = 'https://www.ampproject.org/docs/reference/extended/amp-instagram.html';
-  $o_826->mandatory_oneof = '[\'data-shortcode\', \'src\']';
-  $o_823->attrs[] = $o_826;
-  $o_827 = new AttrSpec();
-  $o_827->name = 'src';
-  $o_827->mandatory_oneof = '[\'data-shortcode\', \'src\']';
-  $o_828 = new UrlSpec();
-  $o_828->allowed_protocol = ['http', 'https'];
-  $o_828->allow_relative = true;
-  $o_827->value_url = $o_828;
-  $o_823->attrs[] = $o_827;
-  $o_823->attr_lists = ['extended-amp-global'];
-  $o_823->spec_url = 'https://www.ampproject.org/docs/reference/extended/amp-instagram.html';
-  $o_829 = new AmpLayout();
-  $o_829->supported_layouts = [AmpLayoutLayout::FILL, AmpLayoutLayout::FIXED, AmpLayoutLayout::FIXED_HEIGHT, AmpLayoutLayout::FLEX_ITEM, AmpLayoutLayout::NODISPLAY, AmpLayoutLayout::RESPONSIVE];
-  $o_823->amp_layout = $o_829;
-  $o_823->disallowed_ancestor = ['head', 'amp-sidebar'];
-  $o_823->also_requires_tag = ['amp-instagram extension .js script'];
-  $o_0->tags[] = $o_823;
-  $o_830 = new TagSpec();
-  $o_830->tag_name = 'script';
-  $o_830->spec_name = 'amp-install-serviceworker extension .js script';
-  $o_830->mandatory_parent = 'head';
+  $o_825->name = 'type';
+  $o_825->mandatory = true;
+  $o_820->attrs[] = $o_825;
+  $o_820->attr_lists = ['extended-amp-global'];
+  $o_820->spec_url = 'https://www.ampproject.org/docs/reference/amp-embed.html';
+  $o_826 = new AmpLayout();
+  $o_826->supported_layouts = [AmpLayoutLayout::FILL, AmpLayoutLayout::FIXED, AmpLayoutLayout::FIXED_HEIGHT, AmpLayoutLayout::FLEX_ITEM, AmpLayoutLayout::NODISPLAY, AmpLayoutLayout::RESPONSIVE];
+  $o_820->amp_layout = $o_826;
+  $o_820->disallowed_ancestor = ['AMP-SIDEBAR'];
+  $o_820->html_format = [TagSpecHtmlFormat::AMP];
+  $o_820->also_requires_tag_warning = ['amp-ad extension .js script'];
+  $o_0->tags[] = $o_820;
+  $o_827 = new TagSpec();
+  $o_827->tag_name = 'script';
+  $o_827->spec_name = 'amp-analytics extension .js script';
+  $o_827->mandatory_parent = 'head';
+  $o_828 = new AttrSpec();
+  $o_828->name = 'async';
+  $o_828->mandatory = true;
+  $o_828->value = '';
+  $o_827->attrs[] = $o_828;
+  $o_829 = new AttrSpec();
+  $o_829->name = 'custom-element';
+  $o_829->mandatory = true;
+  $o_829->value = 'amp-analytics';
+  $o_829->dispatch_key = true;
+  $o_827->attrs[] = $o_829;
+  $o_830 = new AttrSpec();
+  $o_830->name = 'nonce';
+  $o_827->attrs[] = $o_830;
   $o_831 = new AttrSpec();
-  $o_831->name = 'async';
+  $o_831->name = 'src';
   $o_831->mandatory = true;
-  $o_831->value = '';
-  $o_830->attrs[] = $o_831;
+  $o_831->value_regex = 'https://cdn\\.ampproject\\.org/v0/amp-analytics-(latest|0\\.1).js';
+  $o_827->attrs[] = $o_831;
   $o_832 = new AttrSpec();
-  $o_832->name = 'custom-element';
-  $o_832->mandatory = true;
-  $o_832->value = 'amp-install-serviceworker';
-  $o_832->dispatch_key = true;
-  $o_830->attrs[] = $o_832;
-  $o_833 = new AttrSpec();
-  $o_833->name = 'src';
-  $o_833->mandatory = true;
-  $o_833->value_regex = 'https://cdn\\.ampproject\\.org/v0/amp-install-serviceworker-(latest|0\\.1).js';
-  $o_830->attrs[] = $o_833;
-  $o_834 = new AttrSpec();
-  $o_834->name = 'type';
-  $o_834->value = 'text/javascript';
-  $o_830->attrs[] = $o_834;
-  $o_830->spec_url = 'https://www.ampproject.org/docs/reference/extended/amp-install-serviceworker.html';
-  $o_835 = new CdataSpec();
-  $o_836 = new BlackListedCDataRegex();
-  $o_836->regex = '.';
-  $o_836->error_message = 'contents';
-  $o_835->blacklisted_cdata_regex[] = $o_836;
-  $o_830->cdata = $o_835;
-  $o_0->tags[] = $o_830;
-  $o_837 = new TagSpec();
-  $o_837->tag_name = 'amp-install-serviceworker';
-  $o_838 = new AttrSpec();
-  $o_838->name = 'src';
-  $o_838->mandatory = true;
-  $o_839 = new UrlSpec();
-  $o_839->allowed_protocol = ['https'];
-  $o_839->allow_relative = true;
-  $o_838->value_url = $o_839;
-  $o_837->attrs[] = $o_838;
-  $o_837->spec_url = 'https://www.ampproject.org/docs/reference/extended/amp-install-serviceworker.html';
-  $o_840 = new AmpLayout();
-  $o_840->supported_layouts = [AmpLayoutLayout::NODISPLAY];
-  $o_837->amp_layout = $o_840;
-  $o_837->disallowed_ancestor = ['head', 'amp-sidebar'];
-  $o_837->also_requires_tag = ['amp-install-serviceworker extension .js script'];
-  $o_0->tags[] = $o_837;
-  $o_841 = new TagSpec();
-  $o_841->tag_name = 'script';
-  $o_841->spec_name = 'amp-jwplayer extension .js script';
-  $o_841->mandatory_parent = 'head';
+  $o_832->name = 'type';
+  $o_832->value_casei = 'text/javascript';
+  $o_827->attrs[] = $o_832;
+  $o_827->spec_url = 'https://www.ampproject.org/docs/reference/extended/amp-analytics.html';
+  $o_833 = new CdataSpec();
+  $o_834 = new BlackListedCDataRegex();
+  $o_834->regex = '.';
+  $o_834->error_message = 'contents';
+  $o_833->blacklisted_cdata_regex[] = $o_834;
+  $o_827->cdata = $o_833;
+  $o_827->html_format = [TagSpecHtmlFormat::AMP, TagSpecHtmlFormat::AMP4ADS];
+  $o_827->unique_warning = true;
+  $o_0->tags[] = $o_827;
+  $o_835 = new TagSpec();
+  $o_835->tag_name = 'script';
+  $o_835->spec_name = 'amp-analytics extension .json script';
+  $o_835->mandatory_parent = 'amp-analytics';
+  $o_836 = new AttrSpec();
+  $o_836->name = 'nonce';
+  $o_835->attrs[] = $o_836;
+  $o_837 = new AttrSpec();
+  $o_837->name = 'type';
+  $o_837->mandatory = true;
+  $o_837->dispatch_key = true;
+  $o_837->value_casei = 'application/json';
+  $o_835->attrs[] = $o_837;
+  $o_835->spec_url = 'https://www.ampproject.org/docs/reference/extended/amp-analytics.html';
+  $o_838 = new CdataSpec();
+  $o_839 = new BlackListedCDataRegex();
+  $o_839->regex = '<!--';
+  $o_839->error_message = 'html comments';
+  $o_838->blacklisted_cdata_regex[] = $o_839;
+  $o_835->cdata = $o_838;
+  $o_835->html_format = [TagSpecHtmlFormat::AMP, TagSpecHtmlFormat::AMP4ADS];
+  $o_0->tags[] = $o_835;
+  $o_840 = new TagSpec();
+  $o_840->tag_name = 'script';
+  $o_840->spec_name = 'amp-ad-metadata .json script';
+  $o_840->mandatory_parent = 'body';
+  $o_841 = new AttrSpec();
+  $o_841->name = 'amp-ad-metadata';
+  $o_841->mandatory = true;
+  $o_841->value = '';
+  $o_841->dispatch_key = true;
+  $o_840->attrs[] = $o_841;
   $o_842 = new AttrSpec();
-  $o_842->name = 'async';
-  $o_842->mandatory = true;
-  $o_842->value = '';
-  $o_841->attrs[] = $o_842;
+  $o_842->name = 'nonce';
+  $o_840->attrs[] = $o_842;
   $o_843 = new AttrSpec();
-  $o_843->name = 'custom-element';
+  $o_843->name = 'type';
   $o_843->mandatory = true;
-  $o_843->value = 'amp-jwplayer';
-  $o_843->dispatch_key = true;
-  $o_841->attrs[] = $o_843;
-  $o_844 = new AttrSpec();
-  $o_844->name = 'src';
-  $o_844->mandatory = true;
-  $o_844->value_regex = 'https://cdn\\.ampproject\\.org/v0/amp-jwplayer-(latest|0\\.1).js';
-  $o_841->attrs[] = $o_844;
-  $o_845 = new AttrSpec();
-  $o_845->name = 'type';
-  $o_845->value = 'text/javascript';
-  $o_841->attrs[] = $o_845;
-  $o_841->spec_url = 'https://github.com/ampproject/amphtml/blob/master/extensions/amp-jwplayer/amp-jwplayer.md';
-  $o_846 = new CdataSpec();
-  $o_847 = new BlackListedCDataRegex();
-  $o_847->regex = '.';
-  $o_847->error_message = 'contents';
-  $o_846->blacklisted_cdata_regex[] = $o_847;
-  $o_841->cdata = $o_846;
-  $o_0->tags[] = $o_841;
-  $o_848 = new TagSpec();
-  $o_848->tag_name = 'amp-jwplayer';
-  $o_849 = new AttrSpec();
-  $o_849->name = 'data-media-id';
-  $o_849->value_regex_casei = '[0-9a-z]{8}';
-  $o_849->mandatory_oneof = 'data-media-id or data-playlist-id';
-  $o_848->attrs[] = $o_849;
-  $o_850 = new AttrSpec();
-  $o_850->name = 'data-player-id';
-  $o_850->mandatory = true;
-  $o_850->value_regex_casei = '[0-9a-z]{8}';
-  $o_848->attrs[] = $o_850;
+  $o_843->value_casei = 'application/json';
+  $o_840->attrs[] = $o_843;
+  $o_840->spec_url = 'https://www.ampproject.org/docs/reference/extended/amp-analytics.html';
+  $o_844 = new CdataSpec();
+  $o_845 = new BlackListedCDataRegex();
+  $o_845->regex = '<!--';
+  $o_845->error_message = 'html comments';
+  $o_844->blacklisted_cdata_regex[] = $o_845;
+  $o_840->cdata = $o_844;
+  $o_840->html_format = [TagSpecHtmlFormat::AMP, TagSpecHtmlFormat::AMP4ADS];
+  $o_0->tags[] = $o_840;
+  $o_846 = new TagSpec();
+  $o_846->tag_name = 'amp-analytics';
+  $o_847 = new AttrSpec();
+  $o_847->name = 'type';
+  $o_846->attrs[] = $o_847;
+  $o_848 = new AttrSpec();
+  $o_848->name = 'config';
+  $o_848->blacklisted_value_regex = '__amp_source_origin';
+  $o_849 = new UrlSpec();
+  $o_849->allowed_protocol = ['https'];
+  $o_849->allow_relative = true;
+  $o_848->value_url = $o_849;
+  $o_846->attrs[] = $o_848;
+  $o_846->spec_url = 'https://www.ampproject.org/docs/reference/extended/amp-analytics.html';
+  $o_846->disallowed_ancestor = ['AMP-SIDEBAR'];
+  $o_846->also_requires_tag = ['amp-analytics extension .js script'];
+  $o_846->html_format = [TagSpecHtmlFormat::AMP, TagSpecHtmlFormat::AMP4ADS];
+  $o_0->tags[] = $o_846;
+  $o_850 = new TagSpec();
+  $o_850->tag_name = 'script';
+  $o_850->spec_name = 'amp-anim extension .js script';
+  $o_850->mandatory_parent = 'head';
   $o_851 = new AttrSpec();
-  $o_851->name = 'data-playlist-id';
-  $o_851->value_regex_casei = '[0-9a-z]{8}';
-  $o_851->mandatory_oneof = 'data-media-id or data-playlist-id';
-  $o_848->attrs[] = $o_851;
-  $o_848->spec_url = 'https://github.com/ampproject/amphtml/blob/master/extensions/amp-jwplayer/amp-jwplayer.md';
-  $o_852 = new AmpLayout();
-  $o_852->supported_layouts = [AmpLayoutLayout::FILL, AmpLayoutLayout::FIXED, AmpLayoutLayout::FIXED_HEIGHT, AmpLayoutLayout::FLEX_ITEM, AmpLayoutLayout::NODISPLAY, AmpLayoutLayout::RESPONSIVE];
-  $o_848->amp_layout = $o_852;
-  $o_848->disallowed_ancestor = ['head', 'amp-sidebar'];
-  $o_848->also_requires_tag = ['amp-jwplayer extension .js script'];
-  $o_0->tags[] = $o_848;
-  $o_853 = new TagSpec();
-  $o_853->tag_name = 'script';
-  $o_853->spec_name = 'amp-kaltura-player extension .js script';
-  $o_853->mandatory_parent = 'head';
+  $o_851->name = 'async';
+  $o_851->mandatory = true;
+  $o_851->value = '';
+  $o_850->attrs[] = $o_851;
+  $o_852 = new AttrSpec();
+  $o_852->name = 'custom-element';
+  $o_852->mandatory = true;
+  $o_852->value = 'amp-anim';
+  $o_852->dispatch_key = true;
+  $o_850->attrs[] = $o_852;
+  $o_853 = new AttrSpec();
+  $o_853->name = 'nonce';
+  $o_850->attrs[] = $o_853;
   $o_854 = new AttrSpec();
-  $o_854->name = 'async';
+  $o_854->name = 'src';
   $o_854->mandatory = true;
-  $o_854->value = '';
-  $o_853->attrs[] = $o_854;
+  $o_854->value_regex = 'https://cdn\\.ampproject\\.org/v0/amp-anim-(latest|0\\.1).js';
+  $o_850->attrs[] = $o_854;
   $o_855 = new AttrSpec();
-  $o_855->name = 'custom-element';
-  $o_855->mandatory = true;
-  $o_855->value = 'amp-kaltura-player';
-  $o_855->dispatch_key = true;
-  $o_853->attrs[] = $o_855;
-  $o_856 = new AttrSpec();
-  $o_856->name = 'src';
-  $o_856->mandatory = true;
-  $o_856->value_regex = 'https://cdn\\.ampproject\\.org/v0/amp-kaltura-player-(latest|0\\.1)\\.js';
-  $o_853->attrs[] = $o_856;
-  $o_857 = new AttrSpec();
-  $o_857->name = 'type';
-  $o_857->value = 'text/javascript';
-  $o_853->attrs[] = $o_857;
-  $o_853->spec_url = 'https://www.ampproject.org/docs/reference/extended/amp-kaltura-player.html';
-  $o_858 = new CdataSpec();
-  $o_859 = new BlackListedCDataRegex();
-  $o_859->regex = '.';
-  $o_859->error_message = 'contents';
-  $o_858->blacklisted_cdata_regex[] = $o_859;
-  $o_853->cdata = $o_858;
-  $o_0->tags[] = $o_853;
-  $o_860 = new TagSpec();
-  $o_860->tag_name = 'amp-kaltura-player';
+  $o_855->name = 'type';
+  $o_855->value_casei = 'text/javascript';
+  $o_850->attrs[] = $o_855;
+  $o_850->spec_url = 'https://www.ampproject.org/docs/reference/extended/amp-anim.html';
+  $o_856 = new CdataSpec();
+  $o_857 = new BlackListedCDataRegex();
+  $o_857->regex = '.';
+  $o_857->error_message = 'contents';
+  $o_856->blacklisted_cdata_regex[] = $o_857;
+  $o_850->cdata = $o_856;
+  $o_850->html_format = [TagSpecHtmlFormat::AMP, TagSpecHtmlFormat::AMP4ADS];
+  $o_850->unique_warning = true;
+  $o_850->extension_unused_unless_tag_present = ['amp-anim'];
+  $o_0->tags[] = $o_850;
+  $o_858 = new TagSpec();
+  $o_858->tag_name = 'amp-anim';
+  $o_859 = new AttrSpec();
+  $o_859->name = 'alt';
+  $o_858->attrs[] = $o_859;
+  $o_860 = new AttrSpec();
+  $o_860->name = 'attribution';
+  $o_858->attrs[] = $o_860;
   $o_861 = new AttrSpec();
-  $o_861->name = 'data-partner';
-  $o_861->mandatory = true;
-  $o_860->attrs[] = $o_861;
-  $o_860->attr_lists = ['extended-amp-global'];
-  $o_860->spec_url = 'https://www.ampproject.org/docs/reference/extended/amp-kaltura-player.html';
-  $o_862 = new AmpLayout();
-  $o_862->supported_layouts = [AmpLayoutLayout::FILL, AmpLayoutLayout::FIXED, AmpLayoutLayout::FIXED_HEIGHT, AmpLayoutLayout::FLEX_ITEM, AmpLayoutLayout::NODISPLAY, AmpLayoutLayout::RESPONSIVE];
-  $o_860->amp_layout = $o_862;
-  $o_860->disallowed_ancestor = ['head', 'amp-sidebar'];
-  $o_860->also_requires_tag = ['amp-kaltura-player extension .js script'];
-  $o_0->tags[] = $o_860;
-  $o_863 = new TagSpec();
-  $o_863->tag_name = 'script';
-  $o_863->spec_name = 'amp-lightbox extension .js script';
-  $o_863->mandatory_parent = 'head';
-  $o_864 = new AttrSpec();
-  $o_864->name = 'async';
-  $o_864->mandatory = true;
-  $o_864->value = '';
-  $o_863->attrs[] = $o_864;
+  $o_861->name = 'autoplay';
+  $o_861->value = '';
+  $o_858->attrs[] = $o_861;
+  $o_862 = new AttrSpec();
+  $o_862->name = 'controls';
+  $o_858->attrs[] = $o_862;
+  $o_858->attr_lists = ['extended-amp-global', 'mandatory-src-or-srcset'];
+  $o_858->spec_url = 'https://www.ampproject.org/docs/reference/extended/amp-anim.html';
+  $o_863 = new AmpLayout();
+  $o_863->supported_layouts = [AmpLayoutLayout::FILL, AmpLayoutLayout::FIXED, AmpLayoutLayout::FIXED_HEIGHT, AmpLayoutLayout::FLEX_ITEM, AmpLayoutLayout::NODISPLAY, AmpLayoutLayout::RESPONSIVE];
+  $o_858->amp_layout = $o_863;
+  $o_858->disallowed_ancestor = ['AMP-SIDEBAR'];
+  $o_858->also_requires_tag = ['amp-anim extension .js script'];
+  $o_858->html_format = [TagSpecHtmlFormat::AMP, TagSpecHtmlFormat::AMP4ADS];
+  $o_0->tags[] = $o_858;
+  $o_864 = new TagSpec();
+  $o_864->tag_name = 'script';
+  $o_864->spec_name = 'amp-apester-media extension .js script';
+  $o_864->mandatory_parent = 'head';
   $o_865 = new AttrSpec();
-  $o_865->name = 'custom-element';
+  $o_865->name = 'async';
   $o_865->mandatory = true;
-  $o_865->value = 'amp-lightbox';
-  $o_865->dispatch_key = true;
-  $o_863->attrs[] = $o_865;
+  $o_865->value = '';
+  $o_864->attrs[] = $o_865;
   $o_866 = new AttrSpec();
-  $o_866->name = 'src';
+  $o_866->name = 'custom-element';
   $o_866->mandatory = true;
-  $o_866->value_regex = 'https://cdn\\.ampproject\\.org/v0/amp-lightbox-(latest|0\\.1).js';
-  $o_863->attrs[] = $o_866;
+  $o_866->value = 'amp-apester-media';
+  $o_866->dispatch_key = true;
+  $o_864->attrs[] = $o_866;
   $o_867 = new AttrSpec();
-  $o_867->name = 'type';
-  $o_867->value = 'text/javascript';
-  $o_863->attrs[] = $o_867;
-  $o_863->spec_url = 'https://www.ampproject.org/docs/reference/extended/amp-lightbox.html';
-  $o_868 = new CdataSpec();
-  $o_869 = new BlackListedCDataRegex();
-  $o_869->regex = '.';
-  $o_869->error_message = 'contents';
-  $o_868->blacklisted_cdata_regex[] = $o_869;
-  $o_863->cdata = $o_868;
-  $o_0->tags[] = $o_863;
-  $o_870 = new TagSpec();
-  $o_870->tag_name = 'amp-lightbox';
-  $o_871 = new AttrSpec();
-  $o_871->name = 'controls';
-  $o_870->attrs[] = $o_871;
-  $o_872 = new AttrSpec();
-  $o_872->name = 'from';
-  $o_870->attrs[] = $o_872;
-  $o_870->attr_lists = ['extended-amp-global'];
-  $o_870->spec_url = 'https://www.ampproject.org/docs/reference/extended/amp-lightbox.html';
-  $o_873 = new AmpLayout();
-  $o_873->supported_layouts = [AmpLayoutLayout::NODISPLAY];
-  $o_870->amp_layout = $o_873;
-  $o_870->disallowed_ancestor = ['head', 'amp-sidebar'];
-  $o_870->also_requires_tag = ['amp-lightbox extension .js script'];
-  $o_0->tags[] = $o_870;
-  $o_874 = new TagSpec();
-  $o_874->tag_name = 'script';
-  $o_874->spec_name = 'amp-list extension .js script';
-  $o_874->mandatory_parent = 'head';
-  $o_875 = new AttrSpec();
-  $o_875->name = 'async';
-  $o_875->mandatory = true;
-  $o_875->value = '';
-  $o_874->attrs[] = $o_875;
-  $o_876 = new AttrSpec();
-  $o_876->name = 'custom-element';
-  $o_876->mandatory = true;
-  $o_876->value = 'amp-list';
-  $o_876->dispatch_key = true;
-  $o_874->attrs[] = $o_876;
+  $o_867->name = 'nonce';
+  $o_864->attrs[] = $o_867;
+  $o_868 = new AttrSpec();
+  $o_868->name = 'src';
+  $o_868->mandatory = true;
+  $o_868->value_regex = 'https://cdn\\.ampproject\\.org/v0/amp-apester-media-(latest|0\\.1)\\.js';
+  $o_864->attrs[] = $o_868;
+  $o_869 = new AttrSpec();
+  $o_869->name = 'type';
+  $o_869->value_casei = 'text/javascript';
+  $o_864->attrs[] = $o_869;
+  $o_864->spec_url = 'https://www.ampproject.org/docs/reference/extended/amp-apester-media.html';
+  $o_870 = new CdataSpec();
+  $o_871 = new BlackListedCDataRegex();
+  $o_871->regex = '.';
+  $o_871->error_message = 'contents';
+  $o_870->blacklisted_cdata_regex[] = $o_871;
+  $o_864->cdata = $o_870;
+  $o_864->html_format = [TagSpecHtmlFormat::AMP];
+  $o_864->unique_warning = true;
+  $o_864->extension_unused_unless_tag_present = ['amp-apester-media'];
+  $o_0->tags[] = $o_864;
+  $o_872 = new TagSpec();
+  $o_872->tag_name = 'amp-apester-media';
+  $o_873 = new AttrSpec();
+  $o_873->name = 'data-apester-media-id';
+  $o_873->mandatory_oneof = '[\'data-apester-media-id\', \'data-apester-channel-token\']';
+  $o_873->value_regex = '[0-9a-zA-Z]+';
+  $o_872->attrs[] = $o_873;
+  $o_874 = new AttrSpec();
+  $o_874->name = 'data-apester-channel-token';
+  $o_874->mandatory_oneof = '[\'data-apester-media-id\', \'data-apester-channel-token\']';
+  $o_874->value_regex = '[0-9a-zA-Z]+';
+  $o_872->attrs[] = $o_874;
+  $o_872->attr_lists = ['extended-amp-global'];
+  $o_872->spec_url = 'https://www.ampproject.org/docs/reference/extended/amp-apester-media.html';
+  $o_875 = new AmpLayout();
+  $o_875->supported_layouts = [AmpLayoutLayout::FILL, AmpLayoutLayout::FIXED, AmpLayoutLayout::FIXED_HEIGHT, AmpLayoutLayout::FLEX_ITEM, AmpLayoutLayout::NODISPLAY, AmpLayoutLayout::RESPONSIVE];
+  $o_872->amp_layout = $o_875;
+  $o_872->also_requires_tag = ['amp-apester-media extension .js script'];
+  $o_872->html_format = [TagSpecHtmlFormat::AMP];
+  $o_0->tags[] = $o_872;
+  $o_876 = new TagSpec();
+  $o_876->tag_name = 'script';
+  $o_876->spec_name = 'amp-app-banner extension .js script';
+  $o_876->mandatory_parent = 'head';
   $o_877 = new AttrSpec();
-  $o_877->name = 'src';
+  $o_877->name = 'async';
   $o_877->mandatory = true;
-  $o_877->value_regex = 'https://cdn\\.ampproject\\.org/v0/amp-list-(latest|0\\.1).js';
-  $o_874->attrs[] = $o_877;
+  $o_877->value = '';
+  $o_876->attrs[] = $o_877;
   $o_878 = new AttrSpec();
-  $o_878->name = 'type';
-  $o_878->value = 'text/javascript';
-  $o_874->attrs[] = $o_878;
-  $o_874->spec_url = 'https://www.ampproject.org/docs/reference/extended/amp-list.html';
-  $o_879 = new CdataSpec();
-  $o_880 = new BlackListedCDataRegex();
-  $o_880->regex = '.';
-  $o_880->error_message = 'contents';
-  $o_879->blacklisted_cdata_regex[] = $o_880;
-  $o_874->cdata = $o_879;
-  $o_0->tags[] = $o_874;
-  $o_881 = new TagSpec();
-  $o_881->tag_name = 'amp-list';
-  $o_882 = new AttrSpec();
-  $o_882->name = 'credentials';
-  $o_881->attrs[] = $o_882;
-  $o_883 = new AttrSpec();
-  $o_883->name = 'src';
-  $o_883->mandatory = true;
-  $o_884 = new UrlSpec();
-  $o_884->allowed_protocol = ['https'];
-  $o_884->allow_relative = true;
-  $o_883->value_url = $o_884;
-  $o_881->attrs[] = $o_883;
+  $o_878->name = 'custom-element';
+  $o_878->mandatory = true;
+  $o_878->value = 'amp-app-banner';
+  $o_878->dispatch_key = true;
+  $o_876->attrs[] = $o_878;
+  $o_879 = new AttrSpec();
+  $o_879->name = 'nonce';
+  $o_876->attrs[] = $o_879;
+  $o_880 = new AttrSpec();
+  $o_880->name = 'src';
+  $o_880->mandatory = true;
+  $o_880->value_regex = 'https://cdn\\.ampproject\\.org/v0/amp-app-banner-(latest|0\\.1)\\.js';
+  $o_876->attrs[] = $o_880;
+  $o_881 = new AttrSpec();
+  $o_881->name = 'type';
+  $o_881->value_casei = 'text/javascript';
+  $o_876->attrs[] = $o_881;
+  $o_876->spec_url = 'https://www.ampproject.org/docs/reference/extended/amp-app-banner.html';
+  $o_882 = new CdataSpec();
+  $o_883 = new BlackListedCDataRegex();
+  $o_883->regex = '.';
+  $o_883->error_message = 'contents';
+  $o_882->blacklisted_cdata_regex[] = $o_883;
+  $o_876->cdata = $o_882;
+  $o_876->also_requires_tag = ['amp-app-banner'];
+  $o_876->html_format = [TagSpecHtmlFormat::AMP];
+  $o_876->unique_warning = true;
+  $o_0->tags[] = $o_876;
+  $o_884 = new TagSpec();
+  $o_884->tag_name = 'amp-app-banner';
+  $o_884->spec_name = 'amp-app-banner';
+  $o_884->unique = true;
+  $o_884->mandatory_parent = 'body';
   $o_885 = new AttrSpec();
-  $o_885->name = 'template';
-  $o_881->attrs[] = $o_885;
-  $o_881->attr_lists = ['extended-amp-global'];
-  $o_881->spec_url = 'https://www.ampproject.org/docs/reference/extended/amp-list.html';
+  $o_885->name = 'id';
+  $o_885->mandatory = true;
+  $o_884->attrs[] = $o_885;
+  $o_884->attr_lists = ['extended-amp-global'];
+  $o_884->spec_url = 'https://www.ampproject.org/docs/reference/extended/amp-add-banner.html';
   $o_886 = new AmpLayout();
-  $o_886->supported_layouts = [AmpLayoutLayout::FILL, AmpLayoutLayout::FIXED, AmpLayoutLayout::FIXED_HEIGHT, AmpLayoutLayout::FLEX_ITEM, AmpLayoutLayout::NODISPLAY, AmpLayoutLayout::RESPONSIVE];
-  $o_881->amp_layout = $o_886;
-  $o_881->disallowed_ancestor = ['head', 'amp-sidebar'];
-  $o_881->also_requires_tag = ['amp-list extension .js script'];
-  $o_0->tags[] = $o_881;
+  $o_886->supported_layouts = [AmpLayoutLayout::NODISPLAY];
+  $o_884->amp_layout = $o_886;
+  $o_884->also_requires_tag = ['amp-app-banner extension .js script', 'amp-app-banner button[open-button]'];
+  $o_884->html_format = [TagSpecHtmlFormat::AMP];
+  $o_884->requires = ['amp-app-banner data source'];
+  $o_0->tags[] = $o_884;
   $o_887 = new TagSpec();
   $o_887->tag_name = 'script';
-  $o_887->spec_name = 'amp-mustache extension .js script';
+  $o_887->spec_name = 'amp-audio extension .js script';
   $o_887->mandatory_parent = 'head';
   $o_888 = new AttrSpec();
   $o_888->name = 'async';
@@ -3764,1544 +3785,4132 @@ public static function createValidationRules() {
   $o_888->value = '';
   $o_887->attrs[] = $o_888;
   $o_889 = new AttrSpec();
-  $o_889->name = 'custom-template';
+  $o_889->name = 'custom-element';
   $o_889->mandatory = true;
-  $o_889->value = 'amp-mustache';
+  $o_889->value = 'amp-audio';
   $o_889->dispatch_key = true;
   $o_887->attrs[] = $o_889;
   $o_890 = new AttrSpec();
-  $o_890->name = 'src';
-  $o_890->mandatory = true;
-  $o_890->value_regex = 'https://cdn\\.ampproject\\.org/v0/amp-mustache-(latest|0\\.1).js';
+  $o_890->name = 'nonce';
   $o_887->attrs[] = $o_890;
   $o_891 = new AttrSpec();
-  $o_891->name = 'type';
-  $o_891->value = 'text/javascript';
+  $o_891->name = 'src';
+  $o_891->mandatory = true;
+  $o_891->value_regex = 'https://cdn\\.ampproject\\.org/v0/amp-audio-(latest|0\\.1).js';
   $o_887->attrs[] = $o_891;
-  $o_887->spec_url = 'https://www.ampproject.org/docs/reference/extended/amp-mustache.html';
-  $o_892 = new CdataSpec();
-  $o_893 = new BlackListedCDataRegex();
-  $o_893->regex = '.';
-  $o_893->error_message = 'contents';
-  $o_892->blacklisted_cdata_regex[] = $o_893;
-  $o_887->cdata = $o_892;
+  $o_892 = new AttrSpec();
+  $o_892->name = 'type';
+  $o_892->value_casei = 'text/javascript';
+  $o_887->attrs[] = $o_892;
+  $o_887->spec_url = 'https://www.ampproject.org/docs/reference/extended/amp-audio.html';
+  $o_893 = new CdataSpec();
+  $o_894 = new BlackListedCDataRegex();
+  $o_894->regex = '.';
+  $o_894->error_message = 'contents';
+  $o_893->blacklisted_cdata_regex[] = $o_894;
+  $o_887->cdata = $o_893;
+  $o_887->html_format = [TagSpecHtmlFormat::AMP, TagSpecHtmlFormat::AMP4ADS];
+  $o_887->unique_warning = true;
   $o_0->tags[] = $o_887;
-  $o_894 = new TagSpec();
-  $o_894->tag_name = 'template';
-  $o_895 = new AttrSpec();
-  $o_895->name = 'type';
-  $o_895->mandatory = true;
-  $o_895->value = 'amp-mustache';
-  $o_894->attrs[] = $o_895;
-  $o_894->spec_url = 'https://www.ampproject.org/docs/reference/extended/amp-mustache.html';
-  $o_894->disallowed_ancestor = ['template'];
-  $o_894->also_requires_tag = ['amp-mustache extension .js script'];
-  $o_0->tags[] = $o_894;
-  $o_896 = new TagSpec();
-  $o_896->tag_name = 'script';
-  $o_896->spec_name = 'amp-pinterest extension .js script';
-  $o_896->mandatory_parent = 'head';
-  $o_897 = new AttrSpec();
-  $o_897->name = 'async';
-  $o_897->mandatory = true;
-  $o_897->value = '';
-  $o_896->attrs[] = $o_897;
-  $o_898 = new AttrSpec();
-  $o_898->name = 'custom-element';
-  $o_898->mandatory = true;
-  $o_898->value = 'amp-pinterest';
-  $o_898->dispatch_key = true;
-  $o_896->attrs[] = $o_898;
-  $o_899 = new AttrSpec();
-  $o_899->name = 'src';
-  $o_899->mandatory = true;
-  $o_899->value_regex = 'https://cdn\\.ampproject\\.org/v0/amp-pinterest-(latest|0\\.1).js';
-  $o_896->attrs[] = $o_899;
-  $o_900 = new AttrSpec();
-  $o_900->name = 'type';
-  $o_900->value = 'text/javascript';
-  $o_896->attrs[] = $o_900;
-  $o_896->spec_url = 'https://www.ampproject.org/docs/reference/extended/amp-pinterest.html';
-  $o_901 = new CdataSpec();
-  $o_902 = new BlackListedCDataRegex();
-  $o_902->regex = '.';
-  $o_902->error_message = 'contents';
-  $o_901->blacklisted_cdata_regex[] = $o_902;
-  $o_896->cdata = $o_901;
-  $o_0->tags[] = $o_896;
-  $o_903 = new TagSpec();
-  $o_903->tag_name = 'amp-pinterest';
+  $o_895 = new TagSpec();
+  $o_895->tag_name = 'amp-audio';
+  $o_896 = new AttrSpec();
+  $o_896->name = 'autoplay';
+  $o_896->value_regex = '^$|desktop|tablet|mobile|autoplay';
+  $o_895->attrs[] = $o_896;
+  $o_895->attr_lists = ['amp-audio-common', 'extended-amp-global'];
+  $o_895->spec_url = 'https://www.ampproject.org/docs/reference/extended/amp-audio.html';
+  $o_897 = new AmpLayout();
+  $o_897->supported_layouts = [AmpLayoutLayout::FIXED, AmpLayoutLayout::FIXED_HEIGHT, AmpLayoutLayout::NODISPLAY];
+  $o_897->defines_default_width = true;
+  $o_897->defines_default_height = true;
+  $o_895->amp_layout = $o_897;
+  $o_895->disallowed_ancestor = ['AMP-SIDEBAR'];
+  $o_895->also_requires_tag = ['amp-audio extension .js script'];
+  $o_895->html_format = [TagSpecHtmlFormat::AMP];
+  $o_0->tags[] = $o_895;
+  $o_898 = new TagSpec();
+  $o_898->tag_name = 'amp-audio';
+  $o_898->spec_name = 'amp-audio (A4A)';
+  $o_898->attr_lists = ['amp-audio-common', 'extended-amp-global'];
+  $o_898->spec_url = 'https://www.ampproject.org/docs/reference/extended/amp-audio.html';
+  $o_899 = new AmpLayout();
+  $o_899->supported_layouts = [AmpLayoutLayout::FIXED, AmpLayoutLayout::FIXED_HEIGHT, AmpLayoutLayout::NODISPLAY];
+  $o_899->defines_default_width = true;
+  $o_899->defines_default_height = true;
+  $o_898->amp_layout = $o_899;
+  $o_898->disallowed_ancestor = ['AMP-SIDEBAR'];
+  $o_898->also_requires_tag = ['amp-audio extension .js script'];
+  $o_898->html_format = [TagSpecHtmlFormat::AMP4ADS];
+  $o_0->tags[] = $o_898;
+  $o_900 = new TagSpec();
+  $o_900->tag_name = 'script';
+  $o_900->spec_name = 'amp-auto-ads extension .js script';
+  $o_900->unique = true;
+  $o_900->mandatory_parent = 'head';
+  $o_901 = new AttrSpec();
+  $o_901->name = 'async';
+  $o_901->mandatory = true;
+  $o_901->value = '';
+  $o_900->attrs[] = $o_901;
+  $o_902 = new AttrSpec();
+  $o_902->name = 'custom-element';
+  $o_902->mandatory = true;
+  $o_902->value = 'amp-auto-ads';
+  $o_902->dispatch_key = true;
+  $o_900->attrs[] = $o_902;
+  $o_903 = new AttrSpec();
+  $o_903->name = 'nonce';
+  $o_900->attrs[] = $o_903;
   $o_904 = new AttrSpec();
-  $o_904->name = 'data-do';
+  $o_904->name = 'src';
   $o_904->mandatory = true;
-  $o_903->attrs[] = $o_904;
-  $o_903->attr_lists = ['extended-amp-global'];
-  $o_903->spec_url = 'https://www.ampproject.org/docs/reference/extended/amp-pinterest.html';
-  $o_905 = new AmpLayout();
-  $o_905->supported_layouts = [AmpLayoutLayout::FILL, AmpLayoutLayout::FIXED, AmpLayoutLayout::FIXED_HEIGHT, AmpLayoutLayout::FLEX_ITEM, AmpLayoutLayout::NODISPLAY, AmpLayoutLayout::RESPONSIVE];
-  $o_903->amp_layout = $o_905;
-  $o_903->disallowed_ancestor = ['head', 'amp-sidebar'];
-  $o_903->also_requires_tag = ['amp-pinterest extension .js script'];
-  $o_0->tags[] = $o_903;
-  $o_906 = new TagSpec();
-  $o_906->tag_name = 'script';
-  $o_906->spec_name = 'amp-reach-player extension .js script';
-  $o_906->mandatory_parent = 'head';
-  $o_907 = new AttrSpec();
-  $o_907->name = 'async';
-  $o_907->mandatory = true;
-  $o_907->value = '';
-  $o_906->attrs[] = $o_907;
-  $o_908 = new AttrSpec();
-  $o_908->name = 'custom-element';
-  $o_908->mandatory = true;
-  $o_908->value = 'amp-reach-player';
-  $o_908->dispatch_key = true;
-  $o_906->attrs[] = $o_908;
+  $o_904->value_regex = 'https://cdn\\.ampproject\\.org/v0/amp-auto-ads-(latest|0\\.1).js';
+  $o_900->attrs[] = $o_904;
+  $o_905 = new AttrSpec();
+  $o_905->name = 'type';
+  $o_905->value_casei = 'text/javascript';
+  $o_900->attrs[] = $o_905;
+  $o_900->spec_url = 'https://github.com/ampproject/amphtml/issues/6196';
+  $o_906 = new CdataSpec();
+  $o_907 = new BlackListedCDataRegex();
+  $o_907->regex = '.';
+  $o_907->error_message = 'contents';
+  $o_906->blacklisted_cdata_regex[] = $o_907;
+  $o_900->cdata = $o_906;
+  $o_900->also_requires_tag = ['amp-auto-ads'];
+  $o_900->html_format = [TagSpecHtmlFormat::AMP];
+  $o_0->tags[] = $o_900;
+  $o_908 = new TagSpec();
+  $o_908->tag_name = 'amp-auto-ads';
   $o_909 = new AttrSpec();
-  $o_909->name = 'src';
+  $o_909->name = 'type';
   $o_909->mandatory = true;
-  $o_909->value_regex = 'https://cdn\\.ampproject\\.org/v0/amp-reach-player-(latest|0\\.1).js';
-  $o_906->attrs[] = $o_909;
-  $o_910 = new AttrSpec();
-  $o_910->name = 'type';
-  $o_910->value = 'text/javascript';
-  $o_906->attrs[] = $o_910;
-  $o_911 = new CdataSpec();
-  $o_912 = new BlackListedCDataRegex();
-  $o_912->regex = '.';
-  $o_912->error_message = 'contents';
-  $o_911->blacklisted_cdata_regex[] = $o_912;
-  $o_906->cdata = $o_911;
-  $o_0->tags[] = $o_906;
-  $o_913 = new TagSpec();
-  $o_913->tag_name = 'amp-reach-player';
+  $o_908->attrs[] = $o_909;
+  $o_908->attr_lists = ['extended-amp-global'];
+  $o_908->spec_url = 'https://github.com/ampproject/amphtml/issues/6196';
+  $o_908->disallowed_ancestor = ['AMP-AUTO-ADS', 'AMP-SIDEBAR'];
+  $o_908->also_requires_tag = ['amp-auto-ads extension .js script'];
+  $o_908->html_format = [TagSpecHtmlFormat::AMP];
+  $o_0->tags[] = $o_908;
+  $o_910 = new TagSpec();
+  $o_910->tag_name = 'script';
+  $o_910->spec_name = 'amp-bind extension .js script';
+  $o_910->unique = true;
+  $o_910->mandatory_parent = 'head';
+  $o_911 = new AttrSpec();
+  $o_911->name = 'async';
+  $o_911->mandatory = true;
+  $o_911->value = '';
+  $o_910->attrs[] = $o_911;
+  $o_912 = new AttrSpec();
+  $o_912->name = 'custom-element';
+  $o_912->mandatory = true;
+  $o_912->value = 'amp-bind';
+  $o_912->dispatch_key = true;
+  $o_910->attrs[] = $o_912;
+  $o_913 = new AttrSpec();
+  $o_913->name = 'nonce';
+  $o_910->attrs[] = $o_913;
   $o_914 = new AttrSpec();
-  $o_914->name = 'data-embed-id';
+  $o_914->name = 'src';
   $o_914->mandatory = true;
-  $o_914->value_regex = '[0-9a-z-]+';
-  $o_913->attrs[] = $o_914;
-  $o_913->attr_lists = ['extended-amp-global'];
-  $o_915 = new AmpLayout();
-  $o_915->supported_layouts = [AmpLayoutLayout::FILL, AmpLayoutLayout::FIXED, AmpLayoutLayout::FIXED_HEIGHT, AmpLayoutLayout::FLEX_ITEM, AmpLayoutLayout::RESPONSIVE];
-  $o_913->amp_layout = $o_915;
-  $o_913->disallowed_ancestor = ['head', 'amp-sidebar'];
-  $o_913->also_requires_tag = ['amp-reach-player extension .js script'];
-  $o_0->tags[] = $o_913;
-  $o_916 = new TagSpec();
-  $o_916->tag_name = 'script';
-  $o_916->spec_name = 'amp-sidebar extension .js script';
-  $o_916->mandatory_parent = 'head';
-  $o_917 = new AttrSpec();
-  $o_917->name = 'async';
-  $o_917->mandatory = true;
-  $o_917->value = '';
-  $o_916->attrs[] = $o_917;
-  $o_918 = new AttrSpec();
-  $o_918->name = 'custom-element';
-  $o_918->mandatory = true;
-  $o_918->value = 'amp-sidebar';
-  $o_918->dispatch_key = true;
-  $o_916->attrs[] = $o_918;
+  $o_914->value_regex = 'https://cdn\\.ampproject\\.org/v0/amp-bind-(latest|0\\.1).js';
+  $o_910->attrs[] = $o_914;
+  $o_915 = new AttrSpec();
+  $o_915->name = 'type';
+  $o_915->value_casei = 'text/javascript';
+  $o_910->attrs[] = $o_915;
+  $o_910->spec_url = 'https://www.ampproject.org/docs/reference/extended/amp-bind.html';
+  $o_916 = new CdataSpec();
+  $o_917 = new BlackListedCDataRegex();
+  $o_917->regex = '.';
+  $o_917->error_message = 'contents';
+  $o_916->blacklisted_cdata_regex[] = $o_917;
+  $o_910->cdata = $o_916;
+  $o_910->also_requires_tag = ['amp-state'];
+  $o_910->html_format = [TagSpecHtmlFormat::AMP];
+  $o_0->tags[] = $o_910;
+  $o_918 = new TagSpec();
+  $o_918->tag_name = 'amp-state';
   $o_919 = new AttrSpec();
-  $o_919->name = 'src';
+  $o_919->name = 'id';
   $o_919->mandatory = true;
-  $o_919->value_regex = 'https://cdn\\.ampproject\\.org/v0/amp-sidebar-(latest|0\\.1).js';
-  $o_916->attrs[] = $o_919;
-  $o_920 = new AttrSpec();
-  $o_920->name = 'type';
-  $o_920->value = 'text/javascript';
-  $o_916->attrs[] = $o_920;
-  $o_916->spec_url = 'https://www.ampproject.org/docs/reference/extended/amp-sidebar.html';
-  $o_921 = new CdataSpec();
-  $o_922 = new BlackListedCDataRegex();
-  $o_922->regex = '.';
-  $o_922->error_message = 'contents';
-  $o_921->blacklisted_cdata_regex[] = $o_922;
-  $o_916->cdata = $o_921;
-  $o_0->tags[] = $o_916;
-  $o_923 = new TagSpec();
-  $o_923->tag_name = 'amp-sidebar';
-  $o_923->unique = true;
-  $o_923->mandatory_parent = 'body';
-  $o_924 = new AttrSpec();
-  $o_924->name = 'side';
-  $o_924->value_regex = '(left|right)';
-  $o_923->attrs[] = $o_924;
-  $o_923->attr_lists = ['extended-amp-global'];
-  $o_923->spec_url = 'https://github.com/ampproject/amphtml/blob/master/extensions/amp-sidebar/amp-sidebar.md';
-  $o_925 = new AmpLayout();
-  $o_925->supported_layouts = [AmpLayoutLayout::NODISPLAY];
-  $o_923->amp_layout = $o_925;
-  $o_923->disallowed_ancestor = ['head', 'amp-sidebar'];
-  $o_923->also_requires_tag = ['amp-sidebar extension .js script'];
-  $o_0->tags[] = $o_923;
-  $o_926 = new TagSpec();
-  $o_926->tag_name = 'script';
-  $o_926->spec_name = 'amp-slides extension .js script';
-  $o_926->mandatory_parent = 'head';
+  $o_918->attrs[] = $o_919;
+  $o_918->spec_url = 'https://www.ampproject.org/docs/reference/extended/amp-bind.html';
+  $o_918->disallowed_ancestor = ['AMP-SIDEBAR'];
+  $o_918->also_requires_tag = ['amp-bind extension .js script'];
+  $o_918->html_format = [TagSpecHtmlFormat::AMP];
+  $o_0->tags[] = $o_918;
+  $o_920 = new TagSpec();
+  $o_920->tag_name = 'script';
+  $o_920->spec_name = 'amp-bind extension .json script';
+  $o_920->mandatory_parent = 'amp-state';
+  $o_921 = new AttrSpec();
+  $o_921->name = 'nonce';
+  $o_920->attrs[] = $o_921;
+  $o_922 = new AttrSpec();
+  $o_922->name = 'type';
+  $o_922->mandatory = true;
+  $o_922->dispatch_key = true;
+  $o_922->value_casei = 'application/json';
+  $o_920->attrs[] = $o_922;
+  $o_920->spec_url = 'https://www.ampproject.org/docs/reference/extended/amp-bind.html';
+  $o_923 = new CdataSpec();
+  $o_924 = new BlackListedCDataRegex();
+  $o_924->regex = '<!--';
+  $o_924->error_message = 'html comments';
+  $o_923->blacklisted_cdata_regex[] = $o_924;
+  $o_920->cdata = $o_923;
+  $o_920->html_format = [TagSpecHtmlFormat::AMP];
+  $o_0->tags[] = $o_920;
+  $o_925 = new TagSpec();
+  $o_925->tag_name = 'script';
+  $o_925->spec_name = 'amp-brid-player extension .js script';
+  $o_925->mandatory_parent = 'head';
+  $o_926 = new AttrSpec();
+  $o_926->name = 'async';
+  $o_926->mandatory = true;
+  $o_926->value = '';
+  $o_925->attrs[] = $o_926;
   $o_927 = new AttrSpec();
-  $o_927->name = 'async';
+  $o_927->name = 'custom-element';
   $o_927->mandatory = true;
-  $o_927->value = '';
-  $o_926->attrs[] = $o_927;
+  $o_927->value = 'amp-brid-player';
+  $o_927->dispatch_key = true;
+  $o_925->attrs[] = $o_927;
   $o_928 = new AttrSpec();
-  $o_928->name = 'custom-element';
-  $o_928->mandatory = true;
-  $o_928->value = 'amp-slides';
-  $o_928->dispatch_key = true;
-  $o_926->attrs[] = $o_928;
+  $o_928->name = 'nonce';
+  $o_925->attrs[] = $o_928;
   $o_929 = new AttrSpec();
   $o_929->name = 'src';
   $o_929->mandatory = true;
-  $o_929->value_regex = 'https://cdn\\.ampproject\\.org/v0/amp-slides-(latest|0\\.1).js';
-  $o_926->attrs[] = $o_929;
+  $o_929->value_regex = 'https://cdn\\.ampproject\\.org/v0/amp-brid-player-(latest|0\\.1).js';
+  $o_925->attrs[] = $o_929;
   $o_930 = new AttrSpec();
   $o_930->name = 'type';
-  $o_930->value = 'text/javascript';
-  $o_926->attrs[] = $o_930;
-  $o_926->spec_url = 'https://www.ampproject.org/docs/reference/extended/amp-slides.html';
+  $o_930->value_casei = 'text/javascript';
+  $o_925->attrs[] = $o_930;
+  $o_925->spec_url = 'https://www.ampproject.org/docs/reference/extended/amp-brid-player.html';
   $o_931 = new CdataSpec();
   $o_932 = new BlackListedCDataRegex();
   $o_932->regex = '.';
   $o_932->error_message = 'contents';
   $o_931->blacklisted_cdata_regex[] = $o_932;
-  $o_926->cdata = $o_931;
-  $o_0->tags[] = $o_926;
+  $o_925->cdata = $o_931;
+  $o_925->html_format = [TagSpecHtmlFormat::AMP, TagSpecHtmlFormat::AMP4ADS];
+  $o_925->unique_warning = true;
+  $o_925->extension_unused_unless_tag_present = ['amp-brid-player'];
+  $o_0->tags[] = $o_925;
   $o_933 = new TagSpec();
-  $o_933->tag_name = 'script';
-  $o_933->spec_name = 'amp-social-share extension .js script';
-  $o_933->mandatory_parent = 'head';
+  $o_933->tag_name = 'amp-brid-player';
   $o_934 = new AttrSpec();
-  $o_934->name = 'async';
+  $o_934->name = 'data-partner';
   $o_934->mandatory = true;
-  $o_934->value = '';
+  $o_934->value_regex = '[0-9]+';
   $o_933->attrs[] = $o_934;
   $o_935 = new AttrSpec();
-  $o_935->name = 'custom-element';
+  $o_935->name = 'data-player';
   $o_935->mandatory = true;
-  $o_935->value = 'amp-social-share';
-  $o_935->dispatch_key = true;
+  $o_935->value_regex = '[0-9]+';
   $o_933->attrs[] = $o_935;
   $o_936 = new AttrSpec();
-  $o_936->name = 'src';
-  $o_936->mandatory = true;
-  $o_936->value_regex = 'https://cdn\\.ampproject\\.org/v0/amp-social-share-(latest|0\\.1)\\.js';
+  $o_936->name = 'data-playlist';
+  $o_936->mandatory_oneof = '[\'data-playlist\', \'data-video\']';
+  $o_936->value_regex = '[0-9]+';
   $o_933->attrs[] = $o_936;
   $o_937 = new AttrSpec();
-  $o_937->name = 'type';
-  $o_937->value = 'text/javascript';
+  $o_937->name = 'data-video';
+  $o_937->mandatory_oneof = '[\'data-playlist\', \'data-video\']';
+  $o_937->value_regex = '[0-9]+';
   $o_933->attrs[] = $o_937;
-  $o_933->spec_url = 'https://www.ampproject.org/docs/reference/extended/amp-social-share.html';
-  $o_938 = new CdataSpec();
-  $o_939 = new BlackListedCDataRegex();
-  $o_939->regex = '.';
-  $o_939->error_message = 'contents';
-  $o_938->blacklisted_cdata_regex[] = $o_939;
-  $o_933->cdata = $o_938;
+  $o_933->attr_lists = ['extended-amp-global'];
+  $o_933->spec_url = 'https://www.ampproject.org/docs/reference/extended/amp-brid-player.html';
+  $o_938 = new AmpLayout();
+  $o_938->supported_layouts = [AmpLayoutLayout::FILL, AmpLayoutLayout::FIXED, AmpLayoutLayout::FIXED_HEIGHT, AmpLayoutLayout::FLEX_ITEM, AmpLayoutLayout::NODISPLAY, AmpLayoutLayout::RESPONSIVE];
+  $o_933->amp_layout = $o_938;
+  $o_933->disallowed_ancestor = ['AMP-SIDEBAR'];
+  $o_933->also_requires_tag = ['amp-brid-player extension .js script'];
+  $o_933->html_format = [TagSpecHtmlFormat::AMP, TagSpecHtmlFormat::AMP4ADS];
   $o_0->tags[] = $o_933;
-  $o_940 = new TagSpec();
-  $o_940->tag_name = 'amp-social-share';
+  $o_939 = new TagSpec();
+  $o_939->tag_name = 'script';
+  $o_939->spec_name = 'amp-brightcove extension .js script';
+  $o_939->mandatory_parent = 'head';
+  $o_940 = new AttrSpec();
+  $o_940->name = 'async';
+  $o_940->mandatory = true;
+  $o_940->value = '';
+  $o_939->attrs[] = $o_940;
   $o_941 = new AttrSpec();
-  $o_941->name = 'type';
+  $o_941->name = 'custom-element';
   $o_941->mandatory = true;
-  $o_940->attrs[] = $o_941;
+  $o_941->value = 'amp-brightcove';
+  $o_941->dispatch_key = true;
+  $o_939->attrs[] = $o_941;
   $o_942 = new AttrSpec();
-  $o_942->name = 'data-share-endpoint';
-  $o_943 = new UrlSpec();
-  $o_943->allowed_protocol = ['ftp', 'http', 'https', 'mailto', 'fb-messenger', 'snapchat', 'sms', 'tel', 'viber', 'whatsapp'];
-  $o_943->allow_relative = false;
-  $o_942->value_url = $o_943;
-  $o_940->attrs[] = $o_942;
-  $o_940->attr_lists = ['extended-amp-global'];
-  $o_940->spec_url = 'https://www.ampproject.org/docs/reference/extended/amp-social-share.html';
-  $o_944 = new AmpLayout();
-  $o_944->supported_layouts = [AmpLayoutLayout::CONTAINER, AmpLayoutLayout::FILL, AmpLayoutLayout::FIXED, AmpLayoutLayout::FIXED_HEIGHT, AmpLayoutLayout::FLEX_ITEM, AmpLayoutLayout::NODISPLAY, AmpLayoutLayout::RESPONSIVE];
-  $o_940->amp_layout = $o_944;
-  $o_940->disallowed_ancestor = ['head', 'amp-sidebar'];
-  $o_940->also_requires_tag = ['amp-social-share extension .js script'];
-  $o_0->tags[] = $o_940;
-  $o_945 = new TagSpec();
-  $o_945->tag_name = 'script';
-  $o_945->spec_name = 'amp-soundcloud extension .js script';
-  $o_945->mandatory_parent = 'head';
-  $o_946 = new AttrSpec();
-  $o_946->name = 'async';
-  $o_946->mandatory = true;
-  $o_946->value = '';
-  $o_945->attrs[] = $o_946;
-  $o_947 = new AttrSpec();
-  $o_947->name = 'custom-element';
-  $o_947->mandatory = true;
-  $o_947->value = 'amp-soundcloud';
-  $o_947->dispatch_key = true;
-  $o_945->attrs[] = $o_947;
+  $o_942->name = 'nonce';
+  $o_939->attrs[] = $o_942;
+  $o_943 = new AttrSpec();
+  $o_943->name = 'src';
+  $o_943->mandatory = true;
+  $o_943->value_regex = 'https://cdn\\.ampproject\\.org/v0/amp-brightcove-(latest|0\\.1).js';
+  $o_939->attrs[] = $o_943;
+  $o_944 = new AttrSpec();
+  $o_944->name = 'type';
+  $o_944->value_casei = 'text/javascript';
+  $o_939->attrs[] = $o_944;
+  $o_939->spec_url = 'https://www.ampproject.org/docs/reference/extended/amp-brightcove.html';
+  $o_945 = new CdataSpec();
+  $o_946 = new BlackListedCDataRegex();
+  $o_946->regex = '.';
+  $o_946->error_message = 'contents';
+  $o_945->blacklisted_cdata_regex[] = $o_946;
+  $o_939->cdata = $o_945;
+  $o_939->html_format = [TagSpecHtmlFormat::AMP, TagSpecHtmlFormat::AMP4ADS];
+  $o_939->unique_warning = true;
+  $o_939->extension_unused_unless_tag_present = ['amp-brightcove'];
+  $o_0->tags[] = $o_939;
+  $o_947 = new TagSpec();
+  $o_947->tag_name = 'amp-brightcove';
   $o_948 = new AttrSpec();
-  $o_948->name = 'src';
+  $o_948->name = 'data-account';
   $o_948->mandatory = true;
-  $o_948->value_regex = 'https://cdn\\.ampproject\\.org/v0/amp-soundcloud-(latest|0\\.1)\\.js';
-  $o_945->attrs[] = $o_948;
+  $o_947->attrs[] = $o_948;
   $o_949 = new AttrSpec();
-  $o_949->name = 'type';
-  $o_949->value = 'text/javascript';
-  $o_945->attrs[] = $o_949;
-  $o_945->spec_url = 'https://www.ampproject.org/docs/reference/extended/amp-soundcloud.html';
-  $o_950 = new CdataSpec();
-  $o_951 = new BlackListedCDataRegex();
-  $o_951->regex = '.';
-  $o_951->error_message = 'contents';
-  $o_950->blacklisted_cdata_regex[] = $o_951;
-  $o_945->cdata = $o_950;
-  $o_0->tags[] = $o_945;
-  $o_952 = new TagSpec();
-  $o_952->tag_name = 'amp-soundcloud';
-  $o_953 = new AttrSpec();
-  $o_953->name = 'data-color';
-  $o_953->value_regex_casei = '([0-9a-f]{3}){1,2}';
-  $o_952->attrs[] = $o_953;
-  $o_954 = new AttrSpec();
-  $o_954->name = 'data-trackid';
-  $o_954->mandatory = true;
-  $o_954->value_regex = '[0-9]+';
-  $o_952->attrs[] = $o_954;
+  $o_949->name = 'data-embed';
+  $o_947->attrs[] = $o_949;
+  $o_950 = new AttrSpec();
+  $o_950->name = 'data-player';
+  $o_947->attrs[] = $o_950;
+  $o_951 = new AttrSpec();
+  $o_951->name = 'data-playlist-id';
+  $o_947->attrs[] = $o_951;
+  $o_952 = new AttrSpec();
+  $o_952->name = 'data-video-id';
+  $o_947->attrs[] = $o_952;
+  $o_947->attr_lists = ['extended-amp-global'];
+  $o_947->spec_url = 'https://www.ampproject.org/docs/reference/extended/amp-brightcove.html';
+  $o_953 = new AmpLayout();
+  $o_953->supported_layouts = [AmpLayoutLayout::FILL, AmpLayoutLayout::FIXED, AmpLayoutLayout::FIXED_HEIGHT, AmpLayoutLayout::FLEX_ITEM, AmpLayoutLayout::NODISPLAY, AmpLayoutLayout::RESPONSIVE];
+  $o_947->amp_layout = $o_953;
+  $o_947->disallowed_ancestor = ['AMP-SIDEBAR'];
+  $o_947->also_requires_tag = ['amp-brightcove extension .js script'];
+  $o_947->html_format = [TagSpecHtmlFormat::AMP, TagSpecHtmlFormat::AMP4ADS];
+  $o_0->tags[] = $o_947;
+  $o_954 = new TagSpec();
+  $o_954->tag_name = 'script';
+  $o_954->spec_name = 'amp-carousel extension .js script';
+  $o_954->mandatory_parent = 'head';
   $o_955 = new AttrSpec();
-  $o_955->name = 'data-visual';
-  $o_955->value_regex = 'true|false';
-  $o_952->attrs[] = $o_955;
-  $o_952->attr_lists = ['extended-amp-global'];
-  $o_952->spec_url = 'https://www.ampproject.org/docs/reference/extended/amp-soundcloud.html';
-  $o_956 = new AmpLayout();
-  $o_956->supported_layouts = [AmpLayoutLayout::FIXED_HEIGHT];
-  $o_952->amp_layout = $o_956;
-  $o_952->disallowed_ancestor = ['head', 'amp-sidebar'];
-  $o_952->also_requires_tag = ['amp-soundcloud extension .js script'];
-  $o_0->tags[] = $o_952;
-  $o_957 = new TagSpec();
-  $o_957->tag_name = 'script';
-  $o_957->spec_name = 'amp-springboard-player extension .js script';
-  $o_957->mandatory_parent = 'head';
+  $o_955->name = 'async';
+  $o_955->mandatory = true;
+  $o_955->value = '';
+  $o_954->attrs[] = $o_955;
+  $o_956 = new AttrSpec();
+  $o_956->name = 'custom-element';
+  $o_956->mandatory = true;
+  $o_956->value = 'amp-carousel';
+  $o_956->dispatch_key = true;
+  $o_954->attrs[] = $o_956;
+  $o_957 = new AttrSpec();
+  $o_957->name = 'nonce';
+  $o_954->attrs[] = $o_957;
   $o_958 = new AttrSpec();
-  $o_958->name = 'async';
+  $o_958->name = 'src';
   $o_958->mandatory = true;
-  $o_958->value = '';
-  $o_957->attrs[] = $o_958;
+  $o_958->value_regex = 'https://cdn\\.ampproject\\.org/v0/amp-carousel-(latest|0\\.1).js';
+  $o_954->attrs[] = $o_958;
   $o_959 = new AttrSpec();
-  $o_959->name = 'custom-element';
-  $o_959->mandatory = true;
-  $o_959->value = 'amp-springboard-player';
-  $o_959->dispatch_key = true;
-  $o_957->attrs[] = $o_959;
-  $o_960 = new AttrSpec();
-  $o_960->name = 'src';
-  $o_960->mandatory = true;
-  $o_960->value_regex = 'https://cdn\\.ampproject\\.org/v0/amp-springboard-player-(latest|0\\.1)\\.js';
-  $o_957->attrs[] = $o_960;
-  $o_961 = new AttrSpec();
-  $o_961->name = 'type';
-  $o_961->value = 'text/javascript';
-  $o_957->attrs[] = $o_961;
-  $o_957->spec_url = 'https://github.com/ampproject/amphtml/blob/master/extensions/amp-springboard-player/amp-springboard-player.html';
-  $o_962 = new CdataSpec();
-  $o_963 = new BlackListedCDataRegex();
-  $o_963->regex = '.';
-  $o_963->error_message = 'contents';
-  $o_962->blacklisted_cdata_regex[] = $o_963;
-  $o_957->cdata = $o_962;
-  $o_0->tags[] = $o_957;
-  $o_964 = new TagSpec();
-  $o_964->tag_name = 'amp-springboard-player';
+  $o_959->name = 'type';
+  $o_959->value_casei = 'text/javascript';
+  $o_954->attrs[] = $o_959;
+  $o_954->spec_url = 'https://www.ampproject.org/docs/reference/extended/amp-carousel.html';
+  $o_960 = new CdataSpec();
+  $o_961 = new BlackListedCDataRegex();
+  $o_961->regex = '.';
+  $o_961->error_message = 'contents';
+  $o_960->blacklisted_cdata_regex[] = $o_961;
+  $o_954->cdata = $o_960;
+  $o_954->html_format = [TagSpecHtmlFormat::AMP, TagSpecHtmlFormat::AMP4ADS];
+  $o_954->unique_warning = true;
+  $o_954->extension_unused_unless_tag_present = ['amp-carousel'];
+  $o_0->tags[] = $o_954;
+  $o_962 = new TagSpec();
+  $o_962->tag_name = 'amp-carousel';
+  $o_963 = new AttrSpec();
+  $o_963->name = 'arrows';
+  $o_963->value = '';
+  $o_962->attrs[] = $o_963;
+  $o_964 = new AttrSpec();
+  $o_964->name = 'autoplay';
+  $o_964->value = '';
+  $o_962->attrs[] = $o_964;
   $o_965 = new AttrSpec();
-  $o_965->name = 'data-content-id';
-  $o_965->mandatory = true;
-  $o_964->attrs[] = $o_965;
+  $o_965->name = 'controls';
+  $o_962->attrs[] = $o_965;
   $o_966 = new AttrSpec();
-  $o_966->name = 'data-domain';
-  $o_966->mandatory = true;
-  $o_964->attrs[] = $o_966;
+  $o_966->name = 'delay';
+  $o_966->value_regex = '[0-9]+';
+  $o_962->attrs[] = $o_966;
   $o_967 = new AttrSpec();
-  $o_967->name = 'data-items';
-  $o_967->mandatory = true;
-  $o_964->attrs[] = $o_967;
+  $o_967->name = 'dots';
+  $o_967->value = '';
+  $o_962->attrs[] = $o_967;
   $o_968 = new AttrSpec();
-  $o_968->name = 'data-mode';
-  $o_968->mandatory = true;
-  $o_968->value_regex_casei = 'playlist|video';
-  $o_964->attrs[] = $o_968;
+  $o_968->name = 'loop';
+  $o_968->value = '';
+  $o_962->attrs[] = $o_968;
   $o_969 = new AttrSpec();
-  $o_969->name = 'data-player-id';
-  $o_969->mandatory = true;
-  $o_969->value_regex_casei = '[a-z0-9]+';
-  $o_964->attrs[] = $o_969;
-  $o_970 = new AttrSpec();
-  $o_970->name = 'data-site-id';
-  $o_970->mandatory = true;
-  $o_970->value_regex = '[0-9]+';
-  $o_964->attrs[] = $o_970;
-  $o_964->attr_lists = ['extended-amp-global'];
-  $o_964->spec_url = 'https://github.com/ampproject/amphtml/blob/master/extensions/amp-springboard-player/amp-springboard-player.html';
-  $o_971 = new AmpLayout();
-  $o_971->supported_layouts = [AmpLayoutLayout::FILL, AmpLayoutLayout::FIXED, AmpLayoutLayout::FLEX_ITEM, AmpLayoutLayout::RESPONSIVE];
-  $o_964->amp_layout = $o_971;
-  $o_964->disallowed_ancestor = ['head', 'amp-sidebar'];
-  $o_964->also_requires_tag = ['amp-springboard-player extension .js script'];
-  $o_0->tags[] = $o_964;
-  $o_972 = new TagSpec();
-  $o_972->tag_name = 'script';
-  $o_972->spec_name = 'amp-sticky-ad extension .js script';
-  $o_972->mandatory_parent = 'head';
+  $o_969->name = 'type';
+  $o_969->value_regex = 'slides|carousel';
+  $o_962->attrs[] = $o_969;
+  $o_962->attr_lists = ['extended-amp-global'];
+  $o_962->spec_url = 'https://www.ampproject.org/docs/reference/extended/amp-carousel.html';
+  $o_970 = new AmpLayout();
+  $o_970->supported_layouts = [AmpLayoutLayout::FILL, AmpLayoutLayout::FIXED, AmpLayoutLayout::FIXED_HEIGHT, AmpLayoutLayout::FLEX_ITEM, AmpLayoutLayout::NODISPLAY, AmpLayoutLayout::RESPONSIVE];
+  $o_962->amp_layout = $o_970;
+  $o_962->disallowed_ancestor = ['AMP-SIDEBAR'];
+  $o_962->also_requires_tag = ['amp-carousel extension .js script'];
+  $o_962->html_format = [TagSpecHtmlFormat::AMP, TagSpecHtmlFormat::AMP4ADS];
+  $o_0->tags[] = $o_962;
+  $o_971 = new TagSpec();
+  $o_971->tag_name = 'script';
+  $o_971->spec_name = 'amp-dailymotion extension .js script';
+  $o_971->mandatory_parent = 'head';
+  $o_972 = new AttrSpec();
+  $o_972->name = 'async';
+  $o_972->mandatory = true;
+  $o_972->value = '';
+  $o_971->attrs[] = $o_972;
   $o_973 = new AttrSpec();
-  $o_973->name = 'async';
+  $o_973->name = 'custom-element';
   $o_973->mandatory = true;
-  $o_973->value = '';
-  $o_972->attrs[] = $o_973;
+  $o_973->value = 'amp-dailymotion';
+  $o_973->dispatch_key = true;
+  $o_971->attrs[] = $o_973;
   $o_974 = new AttrSpec();
-  $o_974->name = 'custom-element';
-  $o_974->mandatory = true;
-  $o_974->value = 'amp-sticky-ad';
-  $o_974->dispatch_key = true;
-  $o_972->attrs[] = $o_974;
+  $o_974->name = 'nonce';
+  $o_971->attrs[] = $o_974;
   $o_975 = new AttrSpec();
   $o_975->name = 'src';
   $o_975->mandatory = true;
-  $o_975->value_regex = 'https://cdn\\.ampproject\\.org/v0/amp-sticky-ad-(latest|0\\.1)\\.js';
-  $o_972->attrs[] = $o_975;
+  $o_975->value_regex = 'https://cdn\\.ampproject\\.org/v0/amp-dailymotion-(latest|0\\.1)\\.js';
+  $o_971->attrs[] = $o_975;
   $o_976 = new AttrSpec();
   $o_976->name = 'type';
-  $o_976->value = 'text/javascript';
-  $o_972->attrs[] = $o_976;
-  $o_972->spec_url = 'https://www.ampproject.org/docs/reference/extended/amp-sticky-ad.html';
+  $o_976->value_casei = 'text/javascript';
+  $o_971->attrs[] = $o_976;
+  $o_971->spec_url = 'https://www.ampproject.org/docs/reference/extended/amp-dailymotion.html';
   $o_977 = new CdataSpec();
   $o_978 = new BlackListedCDataRegex();
   $o_978->regex = '.';
   $o_978->error_message = 'contents';
   $o_977->blacklisted_cdata_regex[] = $o_978;
-  $o_972->cdata = $o_977;
-  $o_0->tags[] = $o_972;
+  $o_971->cdata = $o_977;
+  $o_971->html_format = [TagSpecHtmlFormat::AMP, TagSpecHtmlFormat::AMP4ADS];
+  $o_971->unique_warning = true;
+  $o_971->extension_unused_unless_tag_present = ['amp-dailymotion'];
+  $o_0->tags[] = $o_971;
   $o_979 = new TagSpec();
-  $o_979->tag_name = 'amp-sticky-ad';
-  $o_979->unique = true;
-  $o_979->attr_lists = ['extended-amp-global'];
-  $o_979->spec_url = 'https://www.ampproject.org/docs/reference/extended/amp-sticky-ad.html';
-  $o_980 = new AmpLayout();
-  $o_980->supported_layouts = [AmpLayoutLayout::NODISPLAY];
-  $o_979->amp_layout = $o_980;
-  $o_979->disallowed_ancestor = ['amp-sidebar'];
-  $o_979->also_requires_tag = ['amp-sticky-ad extension .js script'];
-  $o_981 = new ChildTagSpec();
-  $o_981->mandatory_num_child_tags = 1;
-  $o_981->first_child_tag_name_oneof = ['amp-ad'];
-  $o_979->child_tags = $o_981;
-  $o_0->tags[] = $o_979;
-  $o_982 = new TagSpec();
-  $o_982->tag_name = 'script';
-  $o_982->spec_name = 'amp-twitter extension .js script';
-  $o_982->mandatory_parent = 'head';
+  $o_979->tag_name = 'amp-dailymotion';
+  $o_980 = new AttrSpec();
+  $o_980->name = 'data-endscreen-enable';
+  $o_980->value_regex = 'true|false';
+  $o_979->attrs[] = $o_980;
+  $o_981 = new AttrSpec();
+  $o_981->name = 'data-info';
+  $o_981->value_regex = 'true|false';
+  $o_979->attrs[] = $o_981;
+  $o_982 = new AttrSpec();
+  $o_982->name = 'data-mute';
+  $o_982->value_regex = 'true|false';
+  $o_979->attrs[] = $o_982;
   $o_983 = new AttrSpec();
-  $o_983->name = 'async';
-  $o_983->mandatory = true;
-  $o_983->value = '';
-  $o_982->attrs[] = $o_983;
+  $o_983->name = 'data-sharing-enable';
+  $o_983->value_regex = 'true|false';
+  $o_979->attrs[] = $o_983;
   $o_984 = new AttrSpec();
-  $o_984->name = 'custom-element';
-  $o_984->mandatory = true;
-  $o_984->value = 'amp-twitter';
-  $o_984->dispatch_key = true;
-  $o_982->attrs[] = $o_984;
+  $o_984->name = 'data-start';
+  $o_984->value_regex = '[0-9]+';
+  $o_979->attrs[] = $o_984;
   $o_985 = new AttrSpec();
-  $o_985->name = 'src';
-  $o_985->mandatory = true;
-  $o_985->value_regex = 'https://cdn\\.ampproject\\.org/v0/amp-twitter-(latest|0\\.1).js';
-  $o_982->attrs[] = $o_985;
+  $o_985->name = 'data-ui-highlight';
+  $o_985->value_regex_casei = '([0-9a-f]{3}){1,2}';
+  $o_979->attrs[] = $o_985;
   $o_986 = new AttrSpec();
-  $o_986->name = 'type';
-  $o_986->value = 'text/javascript';
-  $o_982->attrs[] = $o_986;
-  $o_982->spec_url = 'https://www.ampproject.org/docs/reference/extended/amp-twitter.html';
-  $o_987 = new CdataSpec();
-  $o_988 = new BlackListedCDataRegex();
-  $o_988->regex = '.';
-  $o_988->error_message = 'contents';
-  $o_987->blacklisted_cdata_regex[] = $o_988;
-  $o_982->cdata = $o_987;
-  $o_0->tags[] = $o_982;
+  $o_986->name = 'data-ui-logo';
+  $o_986->value_regex = 'true|false';
+  $o_979->attrs[] = $o_986;
+  $o_987 = new AttrSpec();
+  $o_987->name = 'data-videoid';
+  $o_987->mandatory = true;
+  $o_987->value_regex_casei = '[a-z0-9]+';
+  $o_979->attrs[] = $o_987;
+  $o_979->attr_lists = ['extended-amp-global'];
+  $o_979->spec_url = 'https://www.ampproject.org/docs/reference/extended/amp-dailymotion.html';
+  $o_988 = new AmpLayout();
+  $o_988->supported_layouts = [AmpLayoutLayout::FILL, AmpLayoutLayout::FIXED, AmpLayoutLayout::FIXED_HEIGHT, AmpLayoutLayout::FLEX_ITEM, AmpLayoutLayout::RESPONSIVE];
+  $o_979->amp_layout = $o_988;
+  $o_979->disallowed_ancestor = ['AMP-SIDEBAR'];
+  $o_979->also_requires_tag = ['amp-dailymotion extension .js script'];
+  $o_979->html_format = [TagSpecHtmlFormat::AMP, TagSpecHtmlFormat::AMP4ADS];
+  $o_0->tags[] = $o_979;
   $o_989 = new TagSpec();
-  $o_989->tag_name = 'amp-twitter';
+  $o_989->tag_name = 'script';
+  $o_989->spec_name = 'amp-dynamic-css-classes extension .js script';
+  $o_989->mandatory_parent = 'head';
   $o_990 = new AttrSpec();
-  $o_990->name = 'data-tweetid';
-  $o_990->mandatory_oneof = '[\'data-tweetid\', \'src\']';
+  $o_990->name = 'async';
+  $o_990->mandatory = true;
+  $o_990->value = '';
   $o_989->attrs[] = $o_990;
   $o_991 = new AttrSpec();
-  $o_991->name = 'src';
-  $o_991->mandatory_oneof = '[\'data-tweetid\', \'src\']';
-  $o_992 = new UrlSpec();
-  $o_992->allowed_protocol = ['http', 'https'];
-  $o_992->allow_relative = true;
-  $o_991->value_url = $o_992;
+  $o_991->name = 'custom-element';
+  $o_991->mandatory = true;
+  $o_991->value = 'amp-dynamic-css-classes';
+  $o_991->dispatch_key = true;
   $o_989->attrs[] = $o_991;
-  $o_989->attr_lists = ['extended-amp-global'];
-  $o_989->spec_url = 'https://www.ampproject.org/docs/reference/extended/amp-twitter.html';
-  $o_993 = new AmpLayout();
-  $o_993->supported_layouts = [AmpLayoutLayout::FILL, AmpLayoutLayout::FIXED, AmpLayoutLayout::FIXED_HEIGHT, AmpLayoutLayout::FLEX_ITEM, AmpLayoutLayout::NODISPLAY, AmpLayoutLayout::RESPONSIVE];
-  $o_989->amp_layout = $o_993;
-  $o_989->disallowed_ancestor = ['head', 'amp-sidebar'];
-  $o_989->also_requires_tag = ['amp-twitter extension .js script'];
+  $o_992 = new AttrSpec();
+  $o_992->name = 'nonce';
+  $o_989->attrs[] = $o_992;
+  $o_993 = new AttrSpec();
+  $o_993->name = 'src';
+  $o_993->mandatory = true;
+  $o_993->value_regex = 'https://cdn\\.ampproject\\.org/v0/amp-dynamic-css-classes-(latest|0\\.1).js';
+  $o_989->attrs[] = $o_993;
+  $o_994 = new AttrSpec();
+  $o_994->name = 'type';
+  $o_994->value_casei = 'text/javascript';
+  $o_989->attrs[] = $o_994;
+  $o_989->spec_url = 'https://www.ampproject.org/docs/reference/extended/amp-dynamic-css-classes.html';
+  $o_995 = new CdataSpec();
+  $o_996 = new BlackListedCDataRegex();
+  $o_996->regex = '.';
+  $o_996->error_message = 'contents';
+  $o_995->blacklisted_cdata_regex[] = $o_996;
+  $o_989->cdata = $o_995;
+  $o_989->html_format = [TagSpecHtmlFormat::AMP];
+  $o_989->unique_warning = true;
   $o_0->tags[] = $o_989;
-  $o_994 = new TagSpec();
-  $o_994->tag_name = 'script';
-  $o_994->spec_name = 'amp-user-notification extension .js script';
-  $o_994->mandatory_parent = 'head';
-  $o_995 = new AttrSpec();
-  $o_995->name = 'async';
-  $o_995->mandatory = true;
-  $o_995->value = '';
-  $o_994->attrs[] = $o_995;
-  $o_996 = new AttrSpec();
-  $o_996->name = 'custom-element';
-  $o_996->mandatory = true;
-  $o_996->value = 'amp-user-notification';
-  $o_996->dispatch_key = true;
-  $o_994->attrs[] = $o_996;
-  $o_997 = new AttrSpec();
-  $o_997->name = 'src';
-  $o_997->mandatory = true;
-  $o_997->value_regex = 'https://cdn\\.ampproject\\.org/v0/amp-user-notification-(latest|0\\.1).js';
-  $o_994->attrs[] = $o_997;
+  $o_997 = new TagSpec();
+  $o_997->tag_name = 'script';
+  $o_997->spec_name = 'amp-experiment extension .js script';
+  $o_997->mandatory_parent = 'head';
   $o_998 = new AttrSpec();
-  $o_998->name = 'type';
-  $o_998->value = 'text/javascript';
-  $o_994->attrs[] = $o_998;
-  $o_994->spec_url = 'https://www.ampproject.org/docs/reference/extended/amp-user-notification.html';
-  $o_999 = new CdataSpec();
-  $o_1000 = new BlackListedCDataRegex();
-  $o_1000->regex = '.';
-  $o_1000->error_message = 'contents';
-  $o_999->blacklisted_cdata_regex[] = $o_1000;
-  $o_994->cdata = $o_999;
-  $o_0->tags[] = $o_994;
-  $o_1001 = new TagSpec();
-  $o_1001->tag_name = 'amp-user-notification';
-  $o_1001->attr_lists = ['extended-amp-global'];
-  $o_1001->spec_url = 'https://www.ampproject.org/docs/reference/extended/amp-user-notification.html';
-  $o_1002 = new AmpLayout();
-  $o_1002->supported_layouts = [AmpLayoutLayout::NODISPLAY];
-  $o_1001->amp_layout = $o_1002;
-  $o_1001->disallowed_ancestor = ['head', 'amp-sidebar'];
-  $o_1001->also_requires_tag = ['amp-analytics extension .js script', 'amp-user-notification extension .js script'];
-  $o_0->tags[] = $o_1001;
-  $o_1003 = new TagSpec();
-  $o_1003->tag_name = 'script';
-  $o_1003->spec_name = 'amp-vimeo extension .js script';
-  $o_1003->mandatory_parent = 'head';
-  $o_1004 = new AttrSpec();
-  $o_1004->name = 'async';
-  $o_1004->mandatory = true;
-  $o_1004->value = '';
-  $o_1003->attrs[] = $o_1004;
-  $o_1005 = new AttrSpec();
-  $o_1005->name = 'custom-element';
-  $o_1005->mandatory = true;
-  $o_1005->value = 'amp-vimeo';
-  $o_1005->dispatch_key = true;
-  $o_1003->attrs[] = $o_1005;
+  $o_998->name = 'async';
+  $o_998->mandatory = true;
+  $o_998->value = '';
+  $o_997->attrs[] = $o_998;
+  $o_999 = new AttrSpec();
+  $o_999->name = 'custom-element';
+  $o_999->mandatory = true;
+  $o_999->value = 'amp-experiment';
+  $o_999->dispatch_key = true;
+  $o_997->attrs[] = $o_999;
+  $o_1000 = new AttrSpec();
+  $o_1000->name = 'nonce';
+  $o_997->attrs[] = $o_1000;
+  $o_1001 = new AttrSpec();
+  $o_1001->name = 'src';
+  $o_1001->mandatory = true;
+  $o_1001->value_regex = 'https://cdn\\.ampproject\\.org/v0/amp-experiment-(latest|0\\.1).js';
+  $o_997->attrs[] = $o_1001;
+  $o_1002 = new AttrSpec();
+  $o_1002->name = 'type';
+  $o_1002->value_casei = 'text/javascript';
+  $o_997->attrs[] = $o_1002;
+  $o_997->spec_url = 'https://www.ampproject.org/docs/reference/extended/amp-experiment.html';
+  $o_1003 = new CdataSpec();
+  $o_1004 = new BlackListedCDataRegex();
+  $o_1004->regex = '.';
+  $o_1004->error_message = 'contents';
+  $o_1003->blacklisted_cdata_regex[] = $o_1004;
+  $o_997->cdata = $o_1003;
+  $o_997->html_format = [TagSpecHtmlFormat::AMP];
+  $o_997->unique_warning = true;
+  $o_997->extension_unused_unless_tag_present = ['amp-experiment'];
+  $o_0->tags[] = $o_997;
+  $o_1005 = new TagSpec();
+  $o_1005->tag_name = 'script';
+  $o_1005->spec_name = 'amp-experiment extension .json script';
+  $o_1005->mandatory_parent = 'amp-experiment';
   $o_1006 = new AttrSpec();
-  $o_1006->name = 'src';
-  $o_1006->mandatory = true;
-  $o_1006->value_regex = 'https://cdn\\.ampproject\\.org/v0/amp-vimeo-(latest|0\\.1)\\.js';
-  $o_1003->attrs[] = $o_1006;
+  $o_1006->name = 'nonce';
+  $o_1005->attrs[] = $o_1006;
   $o_1007 = new AttrSpec();
   $o_1007->name = 'type';
-  $o_1007->value = 'text/javascript';
-  $o_1003->attrs[] = $o_1007;
-  $o_1003->spec_url = 'https://www.ampproject.org/docs/reference/extended/amp-vimeo.html';
+  $o_1007->mandatory = true;
+  $o_1007->dispatch_key = true;
+  $o_1007->value_casei = 'application/json';
+  $o_1005->attrs[] = $o_1007;
+  $o_1005->spec_url = 'https://www.ampproject.org/docs/reference/extended/amp-experiment.html';
   $o_1008 = new CdataSpec();
   $o_1009 = new BlackListedCDataRegex();
-  $o_1009->regex = '.';
-  $o_1009->error_message = 'contents';
+  $o_1009->regex = '<!--';
+  $o_1009->error_message = 'html comments';
   $o_1008->blacklisted_cdata_regex[] = $o_1009;
-  $o_1003->cdata = $o_1008;
-  $o_0->tags[] = $o_1003;
+  $o_1005->cdata = $o_1008;
+  $o_1005->html_format = [TagSpecHtmlFormat::AMP];
+  $o_0->tags[] = $o_1005;
   $o_1010 = new TagSpec();
-  $o_1010->tag_name = 'amp-vimeo';
-  $o_1011 = new AttrSpec();
-  $o_1011->name = 'data-videoid';
-  $o_1011->mandatory = true;
-  $o_1011->value_regex = '[0-9]+';
-  $o_1010->attrs[] = $o_1011;
-  $o_1010->attr_lists = ['extended-amp-global'];
-  $o_1010->spec_url = 'https://www.ampproject.org/docs/reference/extended/amp-vimeo.html';
-  $o_1012 = new AmpLayout();
-  $o_1012->supported_layouts = [AmpLayoutLayout::FILL, AmpLayoutLayout::FIXED, AmpLayoutLayout::FIXED_HEIGHT, AmpLayoutLayout::FLEX_ITEM, AmpLayoutLayout::RESPONSIVE];
-  $o_1010->amp_layout = $o_1012;
-  $o_1010->disallowed_ancestor = ['head', 'amp-sidebar'];
-  $o_1010->also_requires_tag = ['amp-vimeo extension .js script'];
+  $o_1010->tag_name = 'amp-experiment';
+  $o_1010->unique = true;
+  $o_1010->spec_url = 'https://www.ampproject.org/docs/reference/extended/amp-experiment.html';
+  $o_1010->disallowed_ancestor = ['AMP-SIDEBAR'];
+  $o_1010->also_requires_tag = ['amp-experiment extension .js script'];
+  $o_1010->html_format = [TagSpecHtmlFormat::AMP];
   $o_0->tags[] = $o_1010;
-  $o_1013 = new TagSpec();
-  $o_1013->tag_name = 'script';
-  $o_1013->spec_name = 'amp-vine extension .js script';
-  $o_1013->mandatory_parent = 'head';
+  $o_1011 = new TagSpec();
+  $o_1011->tag_name = 'script';
+  $o_1011->spec_name = 'amp-facebook extension .js script';
+  $o_1011->mandatory_parent = 'head';
+  $o_1012 = new AttrSpec();
+  $o_1012->name = 'async';
+  $o_1012->mandatory = true;
+  $o_1012->value = '';
+  $o_1011->attrs[] = $o_1012;
+  $o_1013 = new AttrSpec();
+  $o_1013->name = 'custom-element';
+  $o_1013->mandatory = true;
+  $o_1013->value = 'amp-facebook';
+  $o_1013->dispatch_key = true;
+  $o_1011->attrs[] = $o_1013;
   $o_1014 = new AttrSpec();
-  $o_1014->name = 'async';
-  $o_1014->mandatory = true;
-  $o_1014->value = '';
-  $o_1013->attrs[] = $o_1014;
+  $o_1014->name = 'nonce';
+  $o_1011->attrs[] = $o_1014;
   $o_1015 = new AttrSpec();
-  $o_1015->name = 'custom-element';
+  $o_1015->name = 'src';
   $o_1015->mandatory = true;
-  $o_1015->value = 'amp-vine';
-  $o_1015->dispatch_key = true;
-  $o_1013->attrs[] = $o_1015;
+  $o_1015->value_regex = 'https://cdn\\.ampproject\\.org/v0/amp-facebook-(latest|0\\.1).js';
+  $o_1011->attrs[] = $o_1015;
   $o_1016 = new AttrSpec();
-  $o_1016->name = 'src';
-  $o_1016->mandatory = true;
-  $o_1016->value_regex = 'https://cdn\\.ampproject\\.org/v0/amp-vine-(latest|0\\.1).js';
-  $o_1013->attrs[] = $o_1016;
-  $o_1017 = new AttrSpec();
-  $o_1017->name = 'type';
-  $o_1017->value = 'text/javascript';
-  $o_1013->attrs[] = $o_1017;
-  $o_1013->spec_url = 'https://www.ampproject.org/docs/reference/extended/amp-vine.html';
-  $o_1018 = new CdataSpec();
-  $o_1019 = new BlackListedCDataRegex();
-  $o_1019->regex = '.';
-  $o_1019->error_message = 'contents';
-  $o_1018->blacklisted_cdata_regex[] = $o_1019;
-  $o_1013->cdata = $o_1018;
-  $o_0->tags[] = $o_1013;
-  $o_1020 = new TagSpec();
-  $o_1020->tag_name = 'amp-vine';
-  $o_1021 = new AttrSpec();
-  $o_1021->name = 'data-vineid';
-  $o_1021->mandatory = true;
-  $o_1020->attrs[] = $o_1021;
-  $o_1020->attr_lists = ['extended-amp-global'];
-  $o_1020->spec_url = 'https://www.ampproject.org/docs/reference/extended/amp-vine.html';
-  $o_1022 = new AmpLayout();
-  $o_1022->supported_layouts = [AmpLayoutLayout::FILL, AmpLayoutLayout::FIXED, AmpLayoutLayout::FIXED_HEIGHT, AmpLayoutLayout::FLEX_ITEM, AmpLayoutLayout::NODISPLAY, AmpLayoutLayout::RESPONSIVE];
-  $o_1020->amp_layout = $o_1022;
-  $o_1020->disallowed_ancestor = ['head', 'amp-sidebar'];
-  $o_1020->also_requires_tag = ['amp-vine extension .js script'];
-  $o_0->tags[] = $o_1020;
-  $o_1023 = new TagSpec();
-  $o_1023->tag_name = 'script';
-  $o_1023->spec_name = 'amp-youtube extension .js script';
-  $o_1023->mandatory_parent = 'head';
+  $o_1016->name = 'type';
+  $o_1016->value_casei = 'text/javascript';
+  $o_1011->attrs[] = $o_1016;
+  $o_1011->spec_url = 'https://www.ampproject.org/docs/reference/extended/amp-facebook.html';
+  $o_1017 = new CdataSpec();
+  $o_1018 = new BlackListedCDataRegex();
+  $o_1018->regex = '.';
+  $o_1018->error_message = 'contents';
+  $o_1017->blacklisted_cdata_regex[] = $o_1018;
+  $o_1011->cdata = $o_1017;
+  $o_1011->html_format = [TagSpecHtmlFormat::AMP, TagSpecHtmlFormat::AMP4ADS];
+  $o_1011->unique_warning = true;
+  $o_1011->extension_unused_unless_tag_present = ['amp-facebook'];
+  $o_0->tags[] = $o_1011;
+  $o_1019 = new TagSpec();
+  $o_1019->tag_name = 'amp-facebook';
+  $o_1020 = new AttrSpec();
+  $o_1020->name = 'data-href';
+  $o_1020->mandatory = true;
+  $o_1019->attrs[] = $o_1020;
+  $o_1019->attr_lists = ['extended-amp-global'];
+  $o_1019->spec_url = 'https://www.ampproject.org/docs/reference/extended/amp-facebook.html';
+  $o_1021 = new AmpLayout();
+  $o_1021->supported_layouts = [AmpLayoutLayout::FILL, AmpLayoutLayout::FIXED, AmpLayoutLayout::FIXED_HEIGHT, AmpLayoutLayout::FLEX_ITEM, AmpLayoutLayout::NODISPLAY, AmpLayoutLayout::RESPONSIVE];
+  $o_1019->amp_layout = $o_1021;
+  $o_1019->disallowed_ancestor = ['AMP-SIDEBAR'];
+  $o_1019->also_requires_tag = ['amp-facebook extension .js script'];
+  $o_1019->html_format = [TagSpecHtmlFormat::AMP, TagSpecHtmlFormat::AMP4ADS];
+  $o_0->tags[] = $o_1019;
+  $o_1022 = new TagSpec();
+  $o_1022->tag_name = 'script';
+  $o_1022->spec_name = 'amp-fit-text extension .js script';
+  $o_1022->mandatory_parent = 'head';
+  $o_1023 = new AttrSpec();
+  $o_1023->name = 'async';
+  $o_1023->mandatory = true;
+  $o_1023->value = '';
+  $o_1022->attrs[] = $o_1023;
   $o_1024 = new AttrSpec();
-  $o_1024->name = 'async';
+  $o_1024->name = 'custom-element';
   $o_1024->mandatory = true;
-  $o_1024->value = '';
-  $o_1023->attrs[] = $o_1024;
+  $o_1024->value = 'amp-fit-text';
+  $o_1024->dispatch_key = true;
+  $o_1022->attrs[] = $o_1024;
   $o_1025 = new AttrSpec();
-  $o_1025->name = 'custom-element';
-  $o_1025->mandatory = true;
-  $o_1025->value = 'amp-youtube';
-  $o_1025->dispatch_key = true;
-  $o_1023->attrs[] = $o_1025;
+  $o_1025->name = 'nonce';
+  $o_1022->attrs[] = $o_1025;
   $o_1026 = new AttrSpec();
   $o_1026->name = 'src';
   $o_1026->mandatory = true;
-  $o_1026->value_regex = 'https://cdn\\.ampproject\\.org/v0/amp-youtube-(latest|0\\.1)\\.js';
-  $o_1023->attrs[] = $o_1026;
+  $o_1026->value_regex = 'https://cdn\\.ampproject\\.org/v0/amp-fit-text-(latest|0\\.1).js';
+  $o_1022->attrs[] = $o_1026;
   $o_1027 = new AttrSpec();
   $o_1027->name = 'type';
-  $o_1027->value = 'text/javascript';
-  $o_1023->attrs[] = $o_1027;
-  $o_1023->spec_url = 'https://www.ampproject.org/docs/reference/extended/amp-youtube.html';
+  $o_1027->value_casei = 'text/javascript';
+  $o_1022->attrs[] = $o_1027;
+  $o_1022->spec_url = 'https://www.ampproject.org/docs/reference/extended/amp-fit-text.html';
   $o_1028 = new CdataSpec();
   $o_1029 = new BlackListedCDataRegex();
   $o_1029->regex = '.';
   $o_1029->error_message = 'contents';
   $o_1028->blacklisted_cdata_regex[] = $o_1029;
-  $o_1023->cdata = $o_1028;
-  $o_0->tags[] = $o_1023;
+  $o_1022->cdata = $o_1028;
+  $o_1022->html_format = [TagSpecHtmlFormat::AMP, TagSpecHtmlFormat::AMP4ADS];
+  $o_1022->unique_warning = true;
+  $o_1022->extension_unused_unless_tag_present = ['amp-fit-text'];
+  $o_0->tags[] = $o_1022;
   $o_1030 = new TagSpec();
-  $o_1030->tag_name = 'amp-youtube';
+  $o_1030->tag_name = 'amp-fit-text';
   $o_1031 = new AttrSpec();
-  $o_1031->name = 'data-videoid';
-  $o_1031->mandatory_oneof = '[\'src\', \'data-videoid\']';
+  $o_1031->name = 'max-font-size';
   $o_1030->attrs[] = $o_1031;
   $o_1032 = new AttrSpec();
-  $o_1032->name = 'src';
-  $o_1032->mandatory_oneof = '[\'src\', \'data-videoid\']';
-  $o_1033 = new UrlSpec();
-  $o_1033->allowed_protocol = ['http', 'https'];
-  $o_1033->allow_relative = true;
-  $o_1032->value_url = $o_1033;
+  $o_1032->name = 'min-font-size';
   $o_1030->attrs[] = $o_1032;
-  $o_1034 = new AttrSpec();
-  $o_1034->name = 'video-id';
-  $o_1034->deprecation = 'data-videoid';
-  $o_1034->deprecation_url = 'https://www.ampproject.org/docs/reference/extended/amp-youtube.html';
-  $o_1034->mandatory_oneof = '[\'src\', \'data-videoid\']';
-  $o_1030->attrs[] = $o_1034;
   $o_1030->attr_lists = ['extended-amp-global'];
-  $o_1030->spec_url = 'https://www.ampproject.org/docs/reference/extended/amp-youtube.html';
-  $o_1035 = new AmpLayout();
-  $o_1035->supported_layouts = [AmpLayoutLayout::FILL, AmpLayoutLayout::FIXED, AmpLayoutLayout::FIXED_HEIGHT, AmpLayoutLayout::FLEX_ITEM, AmpLayoutLayout::NODISPLAY, AmpLayoutLayout::RESPONSIVE];
-  $o_1030->amp_layout = $o_1035;
-  $o_1030->disallowed_ancestor = ['head', 'amp-sidebar'];
-  $o_1030->also_requires_tag = ['amp-youtube extension .js script'];
+  $o_1030->spec_url = 'https://www.ampproject.org/docs/reference/extended/amp-fit-text.html';
+  $o_1033 = new AmpLayout();
+  $o_1033->supported_layouts = [AmpLayoutLayout::FILL, AmpLayoutLayout::FIXED, AmpLayoutLayout::FIXED_HEIGHT, AmpLayoutLayout::FLEX_ITEM, AmpLayoutLayout::NODISPLAY, AmpLayoutLayout::RESPONSIVE];
+  $o_1030->amp_layout = $o_1033;
+  $o_1030->also_requires_tag = ['amp-fit-text extension .js script'];
+  $o_1030->html_format = [TagSpecHtmlFormat::AMP, TagSpecHtmlFormat::AMP4ADS];
   $o_0->tags[] = $o_1030;
-  $o_0->min_validator_revision_required = 135;
-  $o_0->spec_file_revision = 228;
-  $o_1036 = new AttrList();
-  $o_1036->name = 'common-link-attrs';
+  $o_1034 = new TagSpec();
+  $o_1034->tag_name = 'script';
+  $o_1034->spec_name = 'amp-font extension .js script';
+  $o_1034->mandatory_parent = 'head';
+  $o_1035 = new AttrSpec();
+  $o_1035->name = 'async';
+  $o_1035->mandatory = true;
+  $o_1035->value = '';
+  $o_1034->attrs[] = $o_1035;
+  $o_1036 = new AttrSpec();
+  $o_1036->name = 'custom-element';
+  $o_1036->mandatory = true;
+  $o_1036->value = 'amp-font';
+  $o_1036->dispatch_key = true;
+  $o_1034->attrs[] = $o_1036;
   $o_1037 = new AttrSpec();
-  $o_1037->name = 'media';
-  $o_1036->attrs[] = $o_1037;
+  $o_1037->name = 'nonce';
+  $o_1034->attrs[] = $o_1037;
   $o_1038 = new AttrSpec();
-  $o_1038->name = 'sizes';
-  $o_1036->attrs[] = $o_1038;
+  $o_1038->name = 'src';
+  $o_1038->mandatory = true;
+  $o_1038->value_regex = 'https://cdn\\.ampproject\\.org/v0/amp-font-(latest|0\\.1).js';
+  $o_1034->attrs[] = $o_1038;
   $o_1039 = new AttrSpec();
-  $o_1039->name = 'target';
-  $o_1036->attrs[] = $o_1039;
-  $o_1040 = new AttrSpec();
-  $o_1040->name = 'type';
-  $o_1036->attrs[] = $o_1040;
-  $o_1041 = new AttrSpec();
-  $o_1041->name = 'hreflang';
-  $o_1036->attrs[] = $o_1041;
-  $o_1042 = new AttrSpec();
-  $o_1042->name = 'charset';
-  $o_1042->value = 'utf-8';
-  $o_1036->attrs[] = $o_1042;
+  $o_1039->name = 'type';
+  $o_1039->value_casei = 'text/javascript';
+  $o_1034->attrs[] = $o_1039;
+  $o_1034->spec_url = 'https://www.ampproject.org/docs/reference/extended/amp-font.html';
+  $o_1040 = new CdataSpec();
+  $o_1041 = new BlackListedCDataRegex();
+  $o_1041->regex = '.';
+  $o_1041->error_message = 'contents';
+  $o_1040->blacklisted_cdata_regex[] = $o_1041;
+  $o_1034->cdata = $o_1040;
+  $o_1034->html_format = [TagSpecHtmlFormat::AMP, TagSpecHtmlFormat::AMP4ADS];
+  $o_1034->unique_warning = true;
+  $o_1034->extension_unused_unless_tag_present = ['amp-font'];
+  $o_0->tags[] = $o_1034;
+  $o_1042 = new TagSpec();
+  $o_1042->tag_name = 'amp-font';
   $o_1043 = new AttrSpec();
-  $o_1043->name = 'color';
-  $o_1036->attrs[] = $o_1043;
-  $o_0->attr_lists[] = $o_1036;
-  $o_1044 = new AttrList();
-  $o_1044->name = 'cite-attr';
+  $o_1043->name = 'font-family';
+  $o_1043->mandatory = true;
+  $o_1042->attrs[] = $o_1043;
+  $o_1044 = new AttrSpec();
+  $o_1044->name = 'font-style';
+  $o_1042->attrs[] = $o_1044;
   $o_1045 = new AttrSpec();
-  $o_1045->name = 'cite';
-  $o_1046 = new UrlSpec();
-  $o_1046->allowed_protocol = ['http', 'https', 'mailto', 'ftp', 'fb-messenger', 'sms', 'tel', 'viber', 'whatsapp'];
-  $o_1046->allow_relative = true;
-  $o_1045->value_url = $o_1046;
-  $o_1044->attrs[] = $o_1045;
-  $o_0->attr_lists[] = $o_1044;
-  $o_1047 = new AttrList();
-  $o_1047->name = 'track-attrs-no-subtitles';
+  $o_1045->name = 'font-variant';
+  $o_1042->attrs[] = $o_1045;
+  $o_1046 = new AttrSpec();
+  $o_1046->name = 'timeout';
+  $o_1046->value_regex = '[0-9]+';
+  $o_1042->attrs[] = $o_1046;
+  $o_1047 = new AttrSpec();
+  $o_1047->name = 'font-weight';
+  $o_1042->attrs[] = $o_1047;
   $o_1048 = new AttrSpec();
-  $o_1048->name = 'src';
-  $o_1048->mandatory = true;
-  $o_1049 = new UrlSpec();
-  $o_1049->allowed_protocol = ['https'];
-  $o_1049->allow_relative = false;
-  $o_1048->value_url = $o_1049;
-  $o_1047->attrs[] = $o_1048;
+  $o_1048->name = 'on-error-add-class';
+  $o_1042->attrs[] = $o_1048;
+  $o_1049 = new AttrSpec();
+  $o_1049->name = 'on-error-remove-class';
+  $o_1042->attrs[] = $o_1049;
   $o_1050 = new AttrSpec();
-  $o_1050->name = 'default';
-  $o_1050->value = '';
-  $o_1047->attrs[] = $o_1050;
+  $o_1050->name = 'on-load-add-class';
+  $o_1042->attrs[] = $o_1050;
   $o_1051 = new AttrSpec();
-  $o_1051->name = 'kind';
-  $o_1051->value_regex = '(captions|descriptions|chapters|metadata)';
-  $o_1047->attrs[] = $o_1051;
-  $o_1052 = new AttrSpec();
-  $o_1052->name = 'label';
-  $o_1047->attrs[] = $o_1052;
-  $o_1053 = new AttrSpec();
-  $o_1053->name = 'srclang';
-  $o_1047->attrs[] = $o_1053;
-  $o_0->attr_lists[] = $o_1047;
-  $o_1054 = new AttrList();
-  $o_1054->name = 'track-attrs-subtitles';
+  $o_1051->name = 'on-load-remove-class';
+  $o_1042->attrs[] = $o_1051;
+  $o_1042->attr_lists = ['extended-amp-global'];
+  $o_1042->spec_url = 'https://www.ampproject.org/docs/reference/extended/amp-font.html';
+  $o_1052 = new AmpLayout();
+  $o_1052->supported_layouts = [AmpLayoutLayout::NODISPLAY];
+  $o_1042->amp_layout = $o_1052;
+  $o_1042->disallowed_ancestor = ['AMP-SIDEBAR'];
+  $o_1042->also_requires_tag = ['amp-font extension .js script'];
+  $o_1042->html_format = [TagSpecHtmlFormat::AMP, TagSpecHtmlFormat::AMP4ADS];
+  $o_0->tags[] = $o_1042;
+  $o_1053 = new TagSpec();
+  $o_1053->tag_name = 'script';
+  $o_1053->spec_name = 'amp-form extension .js script';
+  $o_1053->mandatory_parent = 'head';
+  $o_1054 = new AttrSpec();
+  $o_1054->name = 'async';
+  $o_1054->mandatory = true;
+  $o_1054->value = '';
+  $o_1053->attrs[] = $o_1054;
   $o_1055 = new AttrSpec();
-  $o_1055->name = 'src';
+  $o_1055->name = 'custom-element';
   $o_1055->mandatory = true;
-  $o_1056 = new UrlSpec();
-  $o_1056->allowed_protocol = ['https'];
-  $o_1056->allow_relative = false;
-  $o_1055->value_url = $o_1056;
-  $o_1054->attrs[] = $o_1055;
+  $o_1055->value = 'amp-form';
+  $o_1055->dispatch_key = true;
+  $o_1053->attrs[] = $o_1055;
+  $o_1056 = new AttrSpec();
+  $o_1056->name = 'nonce';
+  $o_1053->attrs[] = $o_1056;
   $o_1057 = new AttrSpec();
-  $o_1057->name = 'default';
-  $o_1057->value = '';
-  $o_1054->attrs[] = $o_1057;
+  $o_1057->name = 'src';
+  $o_1057->mandatory = true;
+  $o_1057->value_regex = 'https://cdn\\.ampproject\\.org/v0/amp-form-(latest|0\\.1).js';
+  $o_1053->attrs[] = $o_1057;
   $o_1058 = new AttrSpec();
-  $o_1058->name = 'kind';
-  $o_1058->mandatory = true;
-  $o_1058->value = 'subtitles';
-  $o_1054->attrs[] = $o_1058;
-  $o_1059 = new AttrSpec();
-  $o_1059->name = 'label';
-  $o_1054->attrs[] = $o_1059;
-  $o_1060 = new AttrSpec();
-  $o_1060->name = 'srclang';
-  $o_1060->mandatory = true;
-  $o_1054->attrs[] = $o_1060;
-  $o_0->attr_lists[] = $o_1054;
-  $o_1061 = new AttrList();
-  $o_1061->name = 'svg-conditional-processing-attributes';
+  $o_1058->name = 'type';
+  $o_1058->value_casei = 'text/javascript';
+  $o_1053->attrs[] = $o_1058;
+  $o_1053->spec_url = 'https://www.ampproject.org/docs/reference/extended/amp-form.html';
+  $o_1059 = new CdataSpec();
+  $o_1060 = new BlackListedCDataRegex();
+  $o_1060->regex = '.';
+  $o_1060->error_message = 'contents';
+  $o_1059->blacklisted_cdata_regex[] = $o_1060;
+  $o_1053->cdata = $o_1059;
+  $o_1053->html_format = [TagSpecHtmlFormat::AMP, TagSpecHtmlFormat::AMP4ADS];
+  $o_1053->unique_warning = true;
+  $o_0->tags[] = $o_1053;
+  $o_1061 = new TagSpec();
+  $o_1061->tag_name = 'script';
+  $o_1061->spec_name = 'amp-fx-flying-carpet extension .js script';
+  $o_1061->mandatory_parent = 'head';
   $o_1062 = new AttrSpec();
-  $o_1062->name = 'requiredextensions';
+  $o_1062->name = 'async';
+  $o_1062->mandatory = true;
+  $o_1062->value = '';
   $o_1061->attrs[] = $o_1062;
   $o_1063 = new AttrSpec();
-  $o_1063->name = 'requiredfeatures';
+  $o_1063->name = 'custom-element';
+  $o_1063->mandatory = true;
+  $o_1063->value = 'amp-fx-flying-carpet';
+  $o_1063->dispatch_key = true;
   $o_1061->attrs[] = $o_1063;
   $o_1064 = new AttrSpec();
-  $o_1064->name = 'systemlanguage';
+  $o_1064->name = 'nonce';
   $o_1061->attrs[] = $o_1064;
-  $o_0->attr_lists[] = $o_1061;
-  $o_1065 = new AttrList();
-  $o_1065->name = 'svg-core-attributes';
+  $o_1065 = new AttrSpec();
+  $o_1065->name = 'src';
+  $o_1065->mandatory = true;
+  $o_1065->value_regex = 'https://cdn\\.ampproject\\.org/v0/amp-fx-flying-carpet-(latest|0\\.1)\\.js';
+  $o_1061->attrs[] = $o_1065;
   $o_1066 = new AttrSpec();
-  $o_1066->name = 'xml:base';
-  $o_1065->attrs[] = $o_1066;
-  $o_1067 = new AttrSpec();
-  $o_1067->name = 'xml:lang';
-  $o_1065->attrs[] = $o_1067;
-  $o_1068 = new AttrSpec();
-  $o_1068->name = 'xml:space';
-  $o_1065->attrs[] = $o_1068;
-  $o_1069 = new AttrSpec();
-  $o_1069->name = 'xmlns';
-  $o_1065->attrs[] = $o_1069;
+  $o_1066->name = 'type';
+  $o_1066->value_casei = 'text/javascript';
+  $o_1061->attrs[] = $o_1066;
+  $o_1061->spec_url = 'https://www.ampproject.org/docs/reference/extended/amp-fx-flying-carpet.html';
+  $o_1067 = new CdataSpec();
+  $o_1068 = new BlackListedCDataRegex();
+  $o_1068->regex = '.';
+  $o_1068->error_message = 'contents';
+  $o_1067->blacklisted_cdata_regex[] = $o_1068;
+  $o_1061->cdata = $o_1067;
+  $o_1061->html_format = [TagSpecHtmlFormat::AMP, TagSpecHtmlFormat::AMP4ADS];
+  $o_1061->unique_warning = true;
+  $o_1061->extension_unused_unless_tag_present = ['amp-fx-flying-carpet'];
+  $o_0->tags[] = $o_1061;
+  $o_1069 = new TagSpec();
+  $o_1069->tag_name = 'amp-fx-flying-carpet';
   $o_1070 = new AttrSpec();
-  $o_1070->name = 'xmlns:xlink';
-  $o_1065->attrs[] = $o_1070;
-  $o_0->attr_lists[] = $o_1065;
-  $o_1071 = new AttrList();
-  $o_1071->name = 'svg-filter-primitive-attributes';
+  $o_1070->name = 'height';
+  $o_1070->mandatory = true;
+  $o_1069->attrs[] = $o_1070;
+  $o_1069->attr_lists = ['extended-amp-global'];
+  $o_1069->spec_url = 'https://www.ampproject.org/docs/reference/extended/amp-fx-flying-carpet.html';
+  $o_1069->disallowed_ancestor = ['AMP-SIDEBAR'];
+  $o_1069->also_requires_tag = ['amp-fx-flying-carpet extension .js script'];
+  $o_1069->html_format = [TagSpecHtmlFormat::AMP, TagSpecHtmlFormat::AMP4ADS];
+  $o_0->tags[] = $o_1069;
+  $o_1071 = new TagSpec();
+  $o_1071->tag_name = 'script';
+  $o_1071->spec_name = 'amp-gfycat extension .js script';
+  $o_1071->mandatory_parent = 'head';
   $o_1072 = new AttrSpec();
-  $o_1072->name = 'height';
+  $o_1072->name = 'async';
+  $o_1072->mandatory = true;
+  $o_1072->value = '';
   $o_1071->attrs[] = $o_1072;
   $o_1073 = new AttrSpec();
-  $o_1073->name = 'result';
+  $o_1073->name = 'custom-element';
+  $o_1073->mandatory = true;
+  $o_1073->value = 'amp-gfycat';
+  $o_1073->dispatch_key = true;
   $o_1071->attrs[] = $o_1073;
   $o_1074 = new AttrSpec();
-  $o_1074->name = 'width';
+  $o_1074->name = 'nonce';
   $o_1071->attrs[] = $o_1074;
   $o_1075 = new AttrSpec();
-  $o_1075->name = 'x';
+  $o_1075->name = 'src';
+  $o_1075->mandatory = true;
+  $o_1075->value_regex = 'https://cdn\\.ampproject\\.org/v0/amp-gfycat-(latest|0\\.1).js';
   $o_1071->attrs[] = $o_1075;
   $o_1076 = new AttrSpec();
-  $o_1076->name = 'y';
+  $o_1076->name = 'type';
+  $o_1076->value_casei = 'text/javascript';
   $o_1071->attrs[] = $o_1076;
-  $o_0->attr_lists[] = $o_1071;
-  $o_1077 = new AttrList();
-  $o_1077->name = 'svg-presentation-attributes';
-  $o_1078 = new AttrSpec();
-  $o_1078->name = 'alignment-baseline';
-  $o_1077->attrs[] = $o_1078;
-  $o_1079 = new AttrSpec();
-  $o_1079->name = 'baseline-shift';
-  $o_1077->attrs[] = $o_1079;
+  $o_1071->spec_url = 'https://www.ampproject.org/docs/reference/extended/amp-gfycat.html';
+  $o_1077 = new CdataSpec();
+  $o_1078 = new BlackListedCDataRegex();
+  $o_1078->regex = '.';
+  $o_1078->error_message = 'contents';
+  $o_1077->blacklisted_cdata_regex[] = $o_1078;
+  $o_1071->cdata = $o_1077;
+  $o_1071->html_format = [TagSpecHtmlFormat::AMP, TagSpecHtmlFormat::AMP4ADS];
+  $o_1071->unique_warning = true;
+  $o_1071->extension_unused_unless_tag_present = ['amp-gfycat'];
+  $o_0->tags[] = $o_1071;
+  $o_1079 = new TagSpec();
+  $o_1079->tag_name = 'amp-gfycat';
   $o_1080 = new AttrSpec();
-  $o_1080->name = 'clip';
-  $o_1077->attrs[] = $o_1080;
+  $o_1080->name = 'data-gfyid';
+  $o_1080->mandatory = true;
+  $o_1079->attrs[] = $o_1080;
   $o_1081 = new AttrSpec();
-  $o_1081->name = 'clip-path';
-  $o_1077->attrs[] = $o_1081;
-  $o_1082 = new AttrSpec();
-  $o_1082->name = 'clip-rule';
-  $o_1077->attrs[] = $o_1082;
-  $o_1083 = new AttrSpec();
-  $o_1083->name = 'color';
-  $o_1077->attrs[] = $o_1083;
+  $o_1081->name = 'noautoplay';
+  $o_1081->value = '';
+  $o_1079->attrs[] = $o_1081;
+  $o_1079->attr_lists = ['extended-amp-global'];
+  $o_1079->spec_url = 'https://www.ampproject.org/docs/reference/extended/amp-gfycat.html';
+  $o_1082 = new AmpLayout();
+  $o_1082->supported_layouts = [AmpLayoutLayout::FILL, AmpLayoutLayout::FIXED, AmpLayoutLayout::FIXED_HEIGHT, AmpLayoutLayout::FLEX_ITEM, AmpLayoutLayout::RESPONSIVE];
+  $o_1079->amp_layout = $o_1082;
+  $o_1079->disallowed_ancestor = ['AMP-SIDEBAR'];
+  $o_1079->also_requires_tag = ['amp-gfycat extension .js script'];
+  $o_1079->html_format = [TagSpecHtmlFormat::AMP, TagSpecHtmlFormat::AMP4ADS];
+  $o_0->tags[] = $o_1079;
+  $o_1083 = new TagSpec();
+  $o_1083->tag_name = 'script';
+  $o_1083->spec_name = 'amp-hulu extension .js script';
+  $o_1083->unique = true;
+  $o_1083->mandatory_parent = 'head';
   $o_1084 = new AttrSpec();
-  $o_1084->name = 'color-interpolation';
-  $o_1077->attrs[] = $o_1084;
+  $o_1084->name = 'async';
+  $o_1084->mandatory = true;
+  $o_1084->value = '';
+  $o_1083->attrs[] = $o_1084;
   $o_1085 = new AttrSpec();
-  $o_1085->name = 'color-interpolation-filters';
-  $o_1077->attrs[] = $o_1085;
+  $o_1085->name = 'custom-element';
+  $o_1085->mandatory = true;
+  $o_1085->value = 'amp-hulu';
+  $o_1085->dispatch_key = true;
+  $o_1083->attrs[] = $o_1085;
   $o_1086 = new AttrSpec();
-  $o_1086->name = 'color-profile';
-  $o_1077->attrs[] = $o_1086;
+  $o_1086->name = 'nonce';
+  $o_1083->attrs[] = $o_1086;
   $o_1087 = new AttrSpec();
-  $o_1087->name = 'color-rendering';
-  $o_1077->attrs[] = $o_1087;
+  $o_1087->name = 'src';
+  $o_1087->mandatory = true;
+  $o_1087->value_regex = 'https://cdn\\.ampproject\\.org/v0/amp-hulu-(latest|0\\.1)\\.js';
+  $o_1083->attrs[] = $o_1087;
   $o_1088 = new AttrSpec();
-  $o_1088->name = 'cursor';
-  $o_1077->attrs[] = $o_1088;
-  $o_1089 = new AttrSpec();
-  $o_1089->name = 'direction';
-  $o_1077->attrs[] = $o_1089;
-  $o_1090 = new AttrSpec();
-  $o_1090->name = 'display';
-  $o_1077->attrs[] = $o_1090;
-  $o_1091 = new AttrSpec();
-  $o_1091->name = 'dominant-baseline';
-  $o_1077->attrs[] = $o_1091;
+  $o_1088->name = 'type';
+  $o_1088->value_casei = 'text/javascript';
+  $o_1083->attrs[] = $o_1088;
+  $o_1089 = new CdataSpec();
+  $o_1090 = new BlackListedCDataRegex();
+  $o_1090->regex = '.';
+  $o_1090->error_message = 'contents';
+  $o_1089->blacklisted_cdata_regex[] = $o_1090;
+  $o_1083->cdata = $o_1089;
+  $o_1083->also_requires_tag = ['amp-hulu'];
+  $o_1083->html_format = [TagSpecHtmlFormat::AMP, TagSpecHtmlFormat::AMP4ADS];
+  $o_0->tags[] = $o_1083;
+  $o_1091 = new TagSpec();
+  $o_1091->tag_name = 'amp-hulu';
   $o_1092 = new AttrSpec();
-  $o_1092->name = 'enable-background';
-  $o_1077->attrs[] = $o_1092;
-  $o_1093 = new AttrSpec();
-  $o_1093->name = 'fill';
-  $o_1077->attrs[] = $o_1093;
-  $o_1094 = new AttrSpec();
-  $o_1094->name = 'fill-opacity';
-  $o_1077->attrs[] = $o_1094;
+  $o_1092->name = 'data-eid';
+  $o_1092->mandatory = true;
+  $o_1091->attrs[] = $o_1092;
+  $o_1091->attr_lists = ['extended-amp-global'];
+  $o_1093 = new AmpLayout();
+  $o_1093->supported_layouts = [AmpLayoutLayout::FILL, AmpLayoutLayout::FIXED, AmpLayoutLayout::FIXED_HEIGHT, AmpLayoutLayout::FLEX_ITEM, AmpLayoutLayout::RESPONSIVE];
+  $o_1091->amp_layout = $o_1093;
+  $o_1091->disallowed_ancestor = ['AMP-SIDEBAR'];
+  $o_1091->also_requires_tag = ['amp-hulu extension .js script'];
+  $o_1091->html_format = [TagSpecHtmlFormat::AMP, TagSpecHtmlFormat::AMP4ADS];
+  $o_0->tags[] = $o_1091;
+  $o_1094 = new TagSpec();
+  $o_1094->tag_name = 'script';
+  $o_1094->spec_name = 'amp-iframe extension .js script';
+  $o_1094->mandatory_parent = 'head';
   $o_1095 = new AttrSpec();
-  $o_1095->name = 'fill-rule';
-  $o_1077->attrs[] = $o_1095;
+  $o_1095->name = 'async';
+  $o_1095->mandatory = true;
+  $o_1095->value = '';
+  $o_1094->attrs[] = $o_1095;
   $o_1096 = new AttrSpec();
-  $o_1096->name = 'filter';
-  $o_1077->attrs[] = $o_1096;
+  $o_1096->name = 'custom-element';
+  $o_1096->mandatory = true;
+  $o_1096->value = 'amp-iframe';
+  $o_1096->dispatch_key = true;
+  $o_1094->attrs[] = $o_1096;
   $o_1097 = new AttrSpec();
-  $o_1097->name = 'flood-color';
-  $o_1077->attrs[] = $o_1097;
+  $o_1097->name = 'nonce';
+  $o_1094->attrs[] = $o_1097;
   $o_1098 = new AttrSpec();
-  $o_1098->name = 'flood-opacity';
-  $o_1077->attrs[] = $o_1098;
+  $o_1098->name = 'src';
+  $o_1098->mandatory = true;
+  $o_1098->value_regex = 'https://cdn\\.ampproject\\.org/v0/amp-iframe-(latest|0\\.1).js';
+  $o_1094->attrs[] = $o_1098;
   $o_1099 = new AttrSpec();
-  $o_1099->name = 'font-family';
-  $o_1077->attrs[] = $o_1099;
-  $o_1100 = new AttrSpec();
-  $o_1100->name = 'font-size';
-  $o_1077->attrs[] = $o_1100;
-  $o_1101 = new AttrSpec();
-  $o_1101->name = 'font-size-adjust';
-  $o_1077->attrs[] = $o_1101;
-  $o_1102 = new AttrSpec();
-  $o_1102->name = 'font-stretch';
-  $o_1077->attrs[] = $o_1102;
+  $o_1099->name = 'type';
+  $o_1099->value_casei = 'text/javascript';
+  $o_1094->attrs[] = $o_1099;
+  $o_1094->spec_url = 'https://www.ampproject.org/docs/reference/extended/amp-iframe.html';
+  $o_1100 = new CdataSpec();
+  $o_1101 = new BlackListedCDataRegex();
+  $o_1101->regex = '.';
+  $o_1101->error_message = 'contents';
+  $o_1100->blacklisted_cdata_regex[] = $o_1101;
+  $o_1094->cdata = $o_1100;
+  $o_1094->html_format = [TagSpecHtmlFormat::AMP];
+  $o_1094->unique_warning = true;
+  $o_1094->extension_unused_unless_tag_present = ['amp-iframe'];
+  $o_0->tags[] = $o_1094;
+  $o_1102 = new TagSpec();
+  $o_1102->tag_name = 'amp-iframe';
   $o_1103 = new AttrSpec();
-  $o_1103->name = 'font-style';
-  $o_1077->attrs[] = $o_1103;
+  $o_1103->name = 'allowfullscreen';
+  $o_1103->value = '';
+  $o_1102->attrs[] = $o_1103;
   $o_1104 = new AttrSpec();
-  $o_1104->name = 'font-variant';
-  $o_1077->attrs[] = $o_1104;
+  $o_1104->name = 'allowtransparency';
+  $o_1104->value = '';
+  $o_1102->attrs[] = $o_1104;
   $o_1105 = new AttrSpec();
-  $o_1105->name = 'font-weight';
-  $o_1077->attrs[] = $o_1105;
+  $o_1105->name = 'frameborder';
+  $o_1105->value_regex = '0|1';
+  $o_1102->attrs[] = $o_1105;
   $o_1106 = new AttrSpec();
-  $o_1106->name = 'glyph-orientation-horizontal';
-  $o_1077->attrs[] = $o_1106;
+  $o_1106->name = 'referrerpolicy';
+  $o_1102->attrs[] = $o_1106;
   $o_1107 = new AttrSpec();
-  $o_1107->name = 'glyph-orientation-vertical';
-  $o_1077->attrs[] = $o_1107;
+  $o_1107->name = 'resizable';
+  $o_1107->value = '';
+  $o_1102->attrs[] = $o_1107;
   $o_1108 = new AttrSpec();
-  $o_1108->name = 'image-rendering';
-  $o_1077->attrs[] = $o_1108;
+  $o_1108->name = 'sandbox';
+  $o_1102->attrs[] = $o_1108;
   $o_1109 = new AttrSpec();
-  $o_1109->name = 'kerning';
-  $o_1077->attrs[] = $o_1109;
+  $o_1109->name = 'scrolling';
+  $o_1109->value_regex = 'auto|yes|no';
+  $o_1102->attrs[] = $o_1109;
   $o_1110 = new AttrSpec();
-  $o_1110->name = 'letter-spacing';
-  $o_1077->attrs[] = $o_1110;
-  $o_1111 = new AttrSpec();
-  $o_1111->name = 'lighting-color';
-  $o_1077->attrs[] = $o_1111;
+  $o_1110->name = 'src';
+  $o_1110->blacklisted_value_regex = '__amp_source_origin';
+  $o_1110->mandatory_oneof = '[\'src\', \'srcdoc\']';
+  $o_1111 = new UrlSpec();
+  $o_1111->allowed_protocol = ['data', 'https'];
+  $o_1111->allow_relative = true;
+  $o_1110->value_url = $o_1111;
+  $o_1102->attrs[] = $o_1110;
   $o_1112 = new AttrSpec();
-  $o_1112->name = 'marker-end';
-  $o_1077->attrs[] = $o_1112;
-  $o_1113 = new AttrSpec();
-  $o_1113->name = 'marker-mid';
-  $o_1077->attrs[] = $o_1113;
-  $o_1114 = new AttrSpec();
-  $o_1114->name = 'marker-start';
-  $o_1077->attrs[] = $o_1114;
+  $o_1112->name = 'srcdoc';
+  $o_1112->mandatory_oneof = '[\'src\', \'srcdoc\']';
+  $o_1102->attrs[] = $o_1112;
+  $o_1102->attr_lists = ['extended-amp-global'];
+  $o_1102->spec_url = 'https://www.ampproject.org/docs/reference/extended/amp-iframe.html';
+  $o_1113 = new AmpLayout();
+  $o_1113->supported_layouts = [AmpLayoutLayout::FILL, AmpLayoutLayout::FIXED, AmpLayoutLayout::FIXED_HEIGHT, AmpLayoutLayout::FLEX_ITEM, AmpLayoutLayout::NODISPLAY, AmpLayoutLayout::RESPONSIVE];
+  $o_1102->amp_layout = $o_1113;
+  $o_1102->disallowed_ancestor = ['AMP-SIDEBAR'];
+  $o_1102->also_requires_tag = ['amp-iframe extension .js script'];
+  $o_1102->html_format = [TagSpecHtmlFormat::AMP];
+  $o_0->tags[] = $o_1102;
+  $o_1114 = new TagSpec();
+  $o_1114->tag_name = 'script';
+  $o_1114->spec_name = 'amp-image-lightbox extension .js script';
+  $o_1114->mandatory_parent = 'head';
   $o_1115 = new AttrSpec();
-  $o_1115->name = 'mask';
-  $o_1077->attrs[] = $o_1115;
+  $o_1115->name = 'async';
+  $o_1115->mandatory = true;
+  $o_1115->value = '';
+  $o_1114->attrs[] = $o_1115;
   $o_1116 = new AttrSpec();
-  $o_1116->name = 'opacity';
-  $o_1077->attrs[] = $o_1116;
+  $o_1116->name = 'custom-element';
+  $o_1116->mandatory = true;
+  $o_1116->value = 'amp-image-lightbox';
+  $o_1116->dispatch_key = true;
+  $o_1114->attrs[] = $o_1116;
   $o_1117 = new AttrSpec();
-  $o_1117->name = 'overflow';
-  $o_1077->attrs[] = $o_1117;
+  $o_1117->name = 'nonce';
+  $o_1114->attrs[] = $o_1117;
   $o_1118 = new AttrSpec();
-  $o_1118->name = 'pointer-events';
-  $o_1077->attrs[] = $o_1118;
+  $o_1118->name = 'src';
+  $o_1118->mandatory = true;
+  $o_1118->value_regex = 'https://cdn\\.ampproject\\.org/v0/amp-image-lightbox-(latest|0\\.1).js';
+  $o_1114->attrs[] = $o_1118;
   $o_1119 = new AttrSpec();
-  $o_1119->name = 'shape-rendering';
-  $o_1077->attrs[] = $o_1119;
-  $o_1120 = new AttrSpec();
-  $o_1120->name = 'stop-color';
-  $o_1077->attrs[] = $o_1120;
-  $o_1121 = new AttrSpec();
-  $o_1121->name = 'stop-opacity';
-  $o_1077->attrs[] = $o_1121;
-  $o_1122 = new AttrSpec();
-  $o_1122->name = 'stroke';
-  $o_1077->attrs[] = $o_1122;
+  $o_1119->name = 'type';
+  $o_1119->value_casei = 'text/javascript';
+  $o_1114->attrs[] = $o_1119;
+  $o_1114->spec_url = 'https://www.ampproject.org/docs/reference/extended/amp-image-lightbox.html';
+  $o_1120 = new CdataSpec();
+  $o_1121 = new BlackListedCDataRegex();
+  $o_1121->regex = '.';
+  $o_1121->error_message = 'contents';
+  $o_1120->blacklisted_cdata_regex[] = $o_1121;
+  $o_1114->cdata = $o_1120;
+  $o_1114->html_format = [TagSpecHtmlFormat::AMP, TagSpecHtmlFormat::AMP4ADS];
+  $o_1114->unique_warning = true;
+  $o_1114->extension_unused_unless_tag_present = ['amp-image-lightbox'];
+  $o_0->tags[] = $o_1114;
+  $o_1122 = new TagSpec();
+  $o_1122->tag_name = 'amp-image-lightbox';
   $o_1123 = new AttrSpec();
-  $o_1123->name = 'stroke-dasharray';
-  $o_1077->attrs[] = $o_1123;
-  $o_1124 = new AttrSpec();
-  $o_1124->name = 'stroke-dashoffset';
-  $o_1077->attrs[] = $o_1124;
-  $o_1125 = new AttrSpec();
-  $o_1125->name = 'stroke-linecap';
-  $o_1077->attrs[] = $o_1125;
+  $o_1123->name = 'controls';
+  $o_1122->attrs[] = $o_1123;
+  $o_1122->attr_lists = ['extended-amp-global'];
+  $o_1122->spec_url = 'https://www.ampproject.org/docs/reference/extended/amp-image-lightbox.html';
+  $o_1124 = new AmpLayout();
+  $o_1124->supported_layouts = [AmpLayoutLayout::NODISPLAY];
+  $o_1122->amp_layout = $o_1124;
+  $o_1122->disallowed_ancestor = ['AMP-SIDEBAR'];
+  $o_1122->also_requires_tag = ['amp-image-lightbox extension .js script'];
+  $o_1122->html_format = [TagSpecHtmlFormat::AMP, TagSpecHtmlFormat::AMP4ADS];
+  $o_0->tags[] = $o_1122;
+  $o_1125 = new TagSpec();
+  $o_1125->tag_name = 'script';
+  $o_1125->spec_name = 'amp-instagram extension .js script';
+  $o_1125->mandatory_parent = 'head';
   $o_1126 = new AttrSpec();
-  $o_1126->name = 'stroke-linejoin';
-  $o_1077->attrs[] = $o_1126;
+  $o_1126->name = 'async';
+  $o_1126->mandatory = true;
+  $o_1126->value = '';
+  $o_1125->attrs[] = $o_1126;
   $o_1127 = new AttrSpec();
-  $o_1127->name = 'stroke-miterlimit';
-  $o_1077->attrs[] = $o_1127;
+  $o_1127->name = 'custom-element';
+  $o_1127->mandatory = true;
+  $o_1127->value = 'amp-instagram';
+  $o_1127->dispatch_key = true;
+  $o_1125->attrs[] = $o_1127;
   $o_1128 = new AttrSpec();
-  $o_1128->name = 'stroke-opacity';
-  $o_1077->attrs[] = $o_1128;
+  $o_1128->name = 'nonce';
+  $o_1125->attrs[] = $o_1128;
   $o_1129 = new AttrSpec();
-  $o_1129->name = 'stroke-width';
-  $o_1077->attrs[] = $o_1129;
+  $o_1129->name = 'src';
+  $o_1129->mandatory = true;
+  $o_1129->value_regex = 'https://cdn\\.ampproject\\.org/v0/amp-instagram-(latest|0\\.1).js';
+  $o_1125->attrs[] = $o_1129;
   $o_1130 = new AttrSpec();
-  $o_1130->name = 'text-anchor';
-  $o_1077->attrs[] = $o_1130;
-  $o_1131 = new AttrSpec();
-  $o_1131->name = 'text-decoration';
-  $o_1077->attrs[] = $o_1131;
-  $o_1132 = new AttrSpec();
-  $o_1132->name = 'text-rendering';
-  $o_1077->attrs[] = $o_1132;
-  $o_1133 = new AttrSpec();
-  $o_1133->name = 'unicode-bidi';
-  $o_1077->attrs[] = $o_1133;
+  $o_1130->name = 'type';
+  $o_1130->value_casei = 'text/javascript';
+  $o_1125->attrs[] = $o_1130;
+  $o_1125->spec_url = 'https://www.ampproject.org/docs/reference/extended/amp-instagram.html';
+  $o_1131 = new CdataSpec();
+  $o_1132 = new BlackListedCDataRegex();
+  $o_1132->regex = '.';
+  $o_1132->error_message = 'contents';
+  $o_1131->blacklisted_cdata_regex[] = $o_1132;
+  $o_1125->cdata = $o_1131;
+  $o_1125->html_format = [TagSpecHtmlFormat::AMP, TagSpecHtmlFormat::AMP4ADS];
+  $o_1125->unique_warning = true;
+  $o_1125->extension_unused_unless_tag_present = ['amp-instagram'];
+  $o_0->tags[] = $o_1125;
+  $o_1133 = new TagSpec();
+  $o_1133->tag_name = 'amp-instagram';
   $o_1134 = new AttrSpec();
-  $o_1134->name = 'visibility';
-  $o_1077->attrs[] = $o_1134;
+  $o_1134->name = 'alt';
+  $o_1133->attrs[] = $o_1134;
   $o_1135 = new AttrSpec();
-  $o_1135->name = 'word-spacing';
-  $o_1077->attrs[] = $o_1135;
-  $o_1136 = new AttrSpec();
-  $o_1136->name = 'writing-mode';
-  $o_1077->attrs[] = $o_1136;
-  $o_0->attr_lists[] = $o_1077;
-  $o_1137 = new AttrList();
-  $o_1137->name = 'svg-transfer-function-attributes';
+  $o_1135->name = 'data-shortcode';
+  $o_1135->mandatory = true;
+  $o_1133->attrs[] = $o_1135;
+  $o_1133->attr_lists = ['extended-amp-global'];
+  $o_1133->spec_url = 'https://www.ampproject.org/docs/reference/extended/amp-instagram.html';
+  $o_1136 = new AmpLayout();
+  $o_1136->supported_layouts = [AmpLayoutLayout::FILL, AmpLayoutLayout::FIXED, AmpLayoutLayout::FIXED_HEIGHT, AmpLayoutLayout::FLEX_ITEM, AmpLayoutLayout::NODISPLAY, AmpLayoutLayout::RESPONSIVE];
+  $o_1133->amp_layout = $o_1136;
+  $o_1133->disallowed_ancestor = ['AMP-SIDEBAR'];
+  $o_1133->also_requires_tag = ['amp-instagram extension .js script'];
+  $o_1133->html_format = [TagSpecHtmlFormat::AMP, TagSpecHtmlFormat::AMP4ADS];
+  $o_0->tags[] = $o_1133;
+  $o_1137 = new TagSpec();
+  $o_1137->tag_name = 'script';
+  $o_1137->spec_name = 'amp-install-serviceworker extension .js script';
+  $o_1137->mandatory_parent = 'head';
   $o_1138 = new AttrSpec();
-  $o_1138->name = 'amplitude';
+  $o_1138->name = 'async';
+  $o_1138->mandatory = true;
+  $o_1138->value = '';
   $o_1137->attrs[] = $o_1138;
   $o_1139 = new AttrSpec();
-  $o_1139->name = 'exponent';
+  $o_1139->name = 'custom-element';
+  $o_1139->mandatory = true;
+  $o_1139->value = 'amp-install-serviceworker';
+  $o_1139->dispatch_key = true;
   $o_1137->attrs[] = $o_1139;
   $o_1140 = new AttrSpec();
-  $o_1140->name = 'intercept';
+  $o_1140->name = 'nonce';
   $o_1137->attrs[] = $o_1140;
   $o_1141 = new AttrSpec();
-  $o_1141->name = 'offset';
+  $o_1141->name = 'src';
+  $o_1141->mandatory = true;
+  $o_1141->value_regex = 'https://cdn\\.ampproject\\.org/v0/amp-install-serviceworker-(latest|0\\.1).js';
   $o_1137->attrs[] = $o_1141;
   $o_1142 = new AttrSpec();
-  $o_1142->name = 'slope';
+  $o_1142->name = 'type';
+  $o_1142->value_casei = 'text/javascript';
   $o_1137->attrs[] = $o_1142;
-  $o_1143 = new AttrSpec();
-  $o_1143->name = 'table';
-  $o_1137->attrs[] = $o_1143;
-  $o_1144 = new AttrSpec();
-  $o_1144->name = 'tablevalues';
-  $o_1137->attrs[] = $o_1144;
-  $o_0->attr_lists[] = $o_1137;
-  $o_1145 = new AttrList();
-  $o_1145->name = 'svg-xlink-attributes';
+  $o_1137->spec_url = 'https://www.ampproject.org/docs/reference/extended/amp-install-serviceworker.html';
+  $o_1143 = new CdataSpec();
+  $o_1144 = new BlackListedCDataRegex();
+  $o_1144->regex = '.';
+  $o_1144->error_message = 'contents';
+  $o_1143->blacklisted_cdata_regex[] = $o_1144;
+  $o_1137->cdata = $o_1143;
+  $o_1137->html_format = [TagSpecHtmlFormat::AMP];
+  $o_1137->unique_warning = true;
+  $o_1137->extension_unused_unless_tag_present = ['amp-install-serviceworker'];
+  $o_0->tags[] = $o_1137;
+  $o_1145 = new TagSpec();
+  $o_1145->tag_name = 'amp-install-serviceworker';
   $o_1146 = new AttrSpec();
-  $o_1146->name = 'xlink:actuate';
+  $o_1146->name = 'src';
+  $o_1146->mandatory = true;
+  $o_1146->blacklisted_value_regex = '__amp_source_origin';
+  $o_1147 = new UrlSpec();
+  $o_1147->allowed_protocol = ['https'];
+  $o_1147->allow_relative = true;
+  $o_1146->value_url = $o_1147;
   $o_1145->attrs[] = $o_1146;
-  $o_1147 = new AttrSpec();
-  $o_1147->name = 'xlink:arcrole';
-  $o_1145->attrs[] = $o_1147;
-  $o_1148 = new AttrSpec();
-  $o_1148->name = 'xlink:href';
-  $o_1148->value_regex = '#.*';
-  $o_1145->attrs[] = $o_1148;
-  $o_1149 = new AttrSpec();
-  $o_1149->name = 'xlink:role';
-  $o_1145->attrs[] = $o_1149;
+  $o_1145->spec_url = 'https://www.ampproject.org/docs/reference/extended/amp-install-serviceworker.html';
+  $o_1148 = new AmpLayout();
+  $o_1148->supported_layouts = [AmpLayoutLayout::NODISPLAY];
+  $o_1145->amp_layout = $o_1148;
+  $o_1145->disallowed_ancestor = ['AMP-SIDEBAR'];
+  $o_1145->also_requires_tag = ['amp-install-serviceworker extension .js script'];
+  $o_1145->html_format = [TagSpecHtmlFormat::AMP];
+  $o_0->tags[] = $o_1145;
+  $o_1149 = new TagSpec();
+  $o_1149->tag_name = 'script';
+  $o_1149->spec_name = 'amp-jwplayer extension .js script';
+  $o_1149->mandatory_parent = 'head';
   $o_1150 = new AttrSpec();
-  $o_1150->name = 'xlink:show';
-  $o_1145->attrs[] = $o_1150;
+  $o_1150->name = 'async';
+  $o_1150->mandatory = true;
+  $o_1150->value = '';
+  $o_1149->attrs[] = $o_1150;
   $o_1151 = new AttrSpec();
-  $o_1151->name = 'xlink:title';
-  $o_1145->attrs[] = $o_1151;
+  $o_1151->name = 'custom-element';
+  $o_1151->mandatory = true;
+  $o_1151->value = 'amp-jwplayer';
+  $o_1151->dispatch_key = true;
+  $o_1149->attrs[] = $o_1151;
   $o_1152 = new AttrSpec();
-  $o_1152->name = 'xlink:type';
-  $o_1145->attrs[] = $o_1152;
-  $o_0->attr_lists[] = $o_1145;
-  $o_1153 = new AttrList();
-  $o_1153->name = 'mandatory-src-or-srcset';
+  $o_1152->name = 'nonce';
+  $o_1149->attrs[] = $o_1152;
+  $o_1153 = new AttrSpec();
+  $o_1153->name = 'src';
+  $o_1153->mandatory = true;
+  $o_1153->value_regex = 'https://cdn\\.ampproject\\.org/v0/amp-jwplayer-(latest|0\\.1).js';
+  $o_1149->attrs[] = $o_1153;
   $o_1154 = new AttrSpec();
-  $o_1154->name = 'src';
-  $o_1154->alternative_names = ['srcset'];
-  $o_1154->mandatory = true;
-  $o_1155 = new UrlSpec();
-  $o_1155->allowed_protocol = ['data', 'http', 'https'];
-  $o_1155->allow_relative = true;
-  $o_1154->value_url = $o_1155;
-  $o_1153->attrs[] = $o_1154;
-  $o_0->attr_lists[] = $o_1153;
-  $o_1156 = new AttrList();
-  $o_1156->name = 'extended-amp-global';
-  $o_1157 = new AttrSpec();
-  $o_1157->name = 'media';
-  $o_1156->attrs[] = $o_1157;
+  $o_1154->name = 'type';
+  $o_1154->value_casei = 'text/javascript';
+  $o_1149->attrs[] = $o_1154;
+  $o_1149->spec_url = 'https://www.ampproject.org/docs/reference/extended/amp-jwplayer.html';
+  $o_1155 = new CdataSpec();
+  $o_1156 = new BlackListedCDataRegex();
+  $o_1156->regex = '.';
+  $o_1156->error_message = 'contents';
+  $o_1155->blacklisted_cdata_regex[] = $o_1156;
+  $o_1149->cdata = $o_1155;
+  $o_1149->html_format = [TagSpecHtmlFormat::AMP, TagSpecHtmlFormat::AMP4ADS];
+  $o_1149->unique_warning = true;
+  $o_1149->extension_unused_unless_tag_present = ['amp-jwplayer'];
+  $o_0->tags[] = $o_1149;
+  $o_1157 = new TagSpec();
+  $o_1157->tag_name = 'amp-jwplayer';
   $o_1158 = new AttrSpec();
-  $o_1158->name = 'noloading';
-  $o_1158->value = '';
-  $o_1156->attrs[] = $o_1158;
-  $o_0->attr_lists[] = $o_1156;
-  $o_1159 = new AttrList();
-  $o_1159->name = '$AMP_LAYOUT_ATTRS';
+  $o_1158->name = 'data-media-id';
+  $o_1158->value_regex_casei = '[0-9a-z]{8}';
+  $o_1158->mandatory_oneof = 'data-media-id or data-playlist-id';
+  $o_1157->attrs[] = $o_1158;
+  $o_1159 = new AttrSpec();
+  $o_1159->name = 'data-player-id';
+  $o_1159->mandatory = true;
+  $o_1159->value_regex_casei = '[0-9a-z]{8}';
+  $o_1157->attrs[] = $o_1159;
   $o_1160 = new AttrSpec();
-  $o_1160->name = 'height';
-  $o_1159->attrs[] = $o_1160;
-  $o_1161 = new AttrSpec();
-  $o_1161->name = 'heights';
-  $o_1159->attrs[] = $o_1161;
-  $o_1162 = new AttrSpec();
-  $o_1162->name = 'layout';
-  $o_1159->attrs[] = $o_1162;
+  $o_1160->name = 'data-playlist-id';
+  $o_1160->value_regex_casei = '[0-9a-z]{8}';
+  $o_1160->mandatory_oneof = 'data-media-id or data-playlist-id';
+  $o_1157->attrs[] = $o_1160;
+  $o_1157->spec_url = 'https://www.ampproject.org/docs/reference/extended/amp-jwplayer.html';
+  $o_1161 = new AmpLayout();
+  $o_1161->supported_layouts = [AmpLayoutLayout::FILL, AmpLayoutLayout::FIXED, AmpLayoutLayout::FIXED_HEIGHT, AmpLayoutLayout::FLEX_ITEM, AmpLayoutLayout::NODISPLAY, AmpLayoutLayout::RESPONSIVE];
+  $o_1157->amp_layout = $o_1161;
+  $o_1157->disallowed_ancestor = ['AMP-SIDEBAR'];
+  $o_1157->also_requires_tag = ['amp-jwplayer extension .js script'];
+  $o_1157->html_format = [TagSpecHtmlFormat::AMP, TagSpecHtmlFormat::AMP4ADS];
+  $o_0->tags[] = $o_1157;
+  $o_1162 = new TagSpec();
+  $o_1162->tag_name = 'script';
+  $o_1162->spec_name = 'amp-kaltura-player extension .js script';
+  $o_1162->mandatory_parent = 'head';
   $o_1163 = new AttrSpec();
-  $o_1163->name = 'sizes';
-  $o_1159->attrs[] = $o_1163;
+  $o_1163->name = 'async';
+  $o_1163->mandatory = true;
+  $o_1163->value = '';
+  $o_1162->attrs[] = $o_1163;
   $o_1164 = new AttrSpec();
-  $o_1164->name = 'width';
-  $o_1159->attrs[] = $o_1164;
-  $o_0->attr_lists[] = $o_1159;
-  $o_1165 = new AttrList();
-  $o_1165->name = '$GLOBAL_ATTRS';
+  $o_1164->name = 'custom-element';
+  $o_1164->mandatory = true;
+  $o_1164->value = 'amp-kaltura-player';
+  $o_1164->dispatch_key = true;
+  $o_1162->attrs[] = $o_1164;
+  $o_1165 = new AttrSpec();
+  $o_1165->name = 'nonce';
+  $o_1162->attrs[] = $o_1165;
   $o_1166 = new AttrSpec();
-  $o_1166->name = 'itemid';
-  $o_1165->attrs[] = $o_1166;
+  $o_1166->name = 'src';
+  $o_1166->mandatory = true;
+  $o_1166->value_regex = 'https://cdn\\.ampproject\\.org/v0/amp-kaltura-player-(latest|0\\.1)\\.js';
+  $o_1162->attrs[] = $o_1166;
   $o_1167 = new AttrSpec();
-  $o_1167->name = 'itemprop';
-  $o_1165->attrs[] = $o_1167;
-  $o_1168 = new AttrSpec();
-  $o_1168->name = 'itemref';
-  $o_1165->attrs[] = $o_1168;
-  $o_1169 = new AttrSpec();
-  $o_1169->name = 'itemscope';
-  $o_1165->attrs[] = $o_1169;
-  $o_1170 = new AttrSpec();
-  $o_1170->name = 'itemtype';
-  $o_1165->attrs[] = $o_1170;
+  $o_1167->name = 'type';
+  $o_1167->value_casei = 'text/javascript';
+  $o_1162->attrs[] = $o_1167;
+  $o_1162->spec_url = 'https://www.ampproject.org/docs/reference/extended/amp-kaltura-player.html';
+  $o_1168 = new CdataSpec();
+  $o_1169 = new BlackListedCDataRegex();
+  $o_1169->regex = '.';
+  $o_1169->error_message = 'contents';
+  $o_1168->blacklisted_cdata_regex[] = $o_1169;
+  $o_1162->cdata = $o_1168;
+  $o_1162->html_format = [TagSpecHtmlFormat::AMP, TagSpecHtmlFormat::AMP4ADS];
+  $o_1162->unique_warning = true;
+  $o_1162->extension_unused_unless_tag_present = ['amp-kaltura-player'];
+  $o_0->tags[] = $o_1162;
+  $o_1170 = new TagSpec();
+  $o_1170->tag_name = 'amp-kaltura-player';
   $o_1171 = new AttrSpec();
-  $o_1171->name = 'accesskey';
-  $o_1165->attrs[] = $o_1171;
-  $o_1172 = new AttrSpec();
-  $o_1172->name = 'class';
-  $o_1165->attrs[] = $o_1172;
-  $o_1173 = new AttrSpec();
-  $o_1173->name = 'dir';
-  $o_1165->attrs[] = $o_1173;
+  $o_1171->name = 'data-partner';
+  $o_1171->mandatory = true;
+  $o_1170->attrs[] = $o_1171;
+  $o_1170->attr_lists = ['extended-amp-global'];
+  $o_1170->spec_url = 'https://www.ampproject.org/docs/reference/extended/amp-kaltura-player.html';
+  $o_1172 = new AmpLayout();
+  $o_1172->supported_layouts = [AmpLayoutLayout::FILL, AmpLayoutLayout::FIXED, AmpLayoutLayout::FIXED_HEIGHT, AmpLayoutLayout::FLEX_ITEM, AmpLayoutLayout::NODISPLAY, AmpLayoutLayout::RESPONSIVE];
+  $o_1170->amp_layout = $o_1172;
+  $o_1170->disallowed_ancestor = ['AMP-SIDEBAR'];
+  $o_1170->also_requires_tag = ['amp-kaltura-player extension .js script'];
+  $o_1170->html_format = [TagSpecHtmlFormat::AMP, TagSpecHtmlFormat::AMP4ADS];
+  $o_0->tags[] = $o_1170;
+  $o_1173 = new TagSpec();
+  $o_1173->tag_name = 'script';
+  $o_1173->spec_name = 'amp-lightbox extension .js script';
+  $o_1173->mandatory_parent = 'head';
   $o_1174 = new AttrSpec();
-  $o_1174->name = 'draggable';
-  $o_1165->attrs[] = $o_1174;
+  $o_1174->name = 'async';
+  $o_1174->mandatory = true;
+  $o_1174->value = '';
+  $o_1173->attrs[] = $o_1174;
   $o_1175 = new AttrSpec();
-  $o_1175->name = 'id';
-  $o_1165->attrs[] = $o_1175;
+  $o_1175->name = 'custom-element';
+  $o_1175->mandatory = true;
+  $o_1175->value = 'amp-lightbox';
+  $o_1175->dispatch_key = true;
+  $o_1173->attrs[] = $o_1175;
   $o_1176 = new AttrSpec();
-  $o_1176->name = 'lang';
-  $o_1165->attrs[] = $o_1176;
+  $o_1176->name = 'nonce';
+  $o_1173->attrs[] = $o_1176;
   $o_1177 = new AttrSpec();
-  $o_1177->name = 'tabindex';
-  $o_1165->attrs[] = $o_1177;
+  $o_1177->name = 'src';
+  $o_1177->mandatory = true;
+  $o_1177->value_regex = 'https://cdn\\.ampproject\\.org/v0/amp-lightbox-(latest|0\\.1).js';
+  $o_1173->attrs[] = $o_1177;
   $o_1178 = new AttrSpec();
-  $o_1178->name = 'title';
-  $o_1165->attrs[] = $o_1178;
-  $o_1179 = new AttrSpec();
-  $o_1179->name = 'translate';
-  $o_1165->attrs[] = $o_1179;
-  $o_1180 = new AttrSpec();
-  $o_1180->name = 'aria-activedescendant';
-  $o_1165->attrs[] = $o_1180;
-  $o_1181 = new AttrSpec();
-  $o_1181->name = 'aria-atomic';
-  $o_1165->attrs[] = $o_1181;
+  $o_1178->name = 'type';
+  $o_1178->value_casei = 'text/javascript';
+  $o_1173->attrs[] = $o_1178;
+  $o_1173->spec_url = 'https://www.ampproject.org/docs/reference/extended/amp-lightbox.html';
+  $o_1179 = new CdataSpec();
+  $o_1180 = new BlackListedCDataRegex();
+  $o_1180->regex = '.';
+  $o_1180->error_message = 'contents';
+  $o_1179->blacklisted_cdata_regex[] = $o_1180;
+  $o_1173->cdata = $o_1179;
+  $o_1173->html_format = [TagSpecHtmlFormat::AMP, TagSpecHtmlFormat::AMP4ADS];
+  $o_1173->unique_warning = true;
+  $o_1173->extension_unused_unless_tag_present = ['amp-lightbox'];
+  $o_0->tags[] = $o_1173;
+  $o_1181 = new TagSpec();
+  $o_1181->tag_name = 'amp-lightbox';
   $o_1182 = new AttrSpec();
-  $o_1182->name = 'aria-autocomplete';
-  $o_1165->attrs[] = $o_1182;
+  $o_1182->name = 'controls';
+  $o_1181->attrs[] = $o_1182;
   $o_1183 = new AttrSpec();
-  $o_1183->name = 'aria-busy';
-  $o_1165->attrs[] = $o_1183;
+  $o_1183->name = 'from';
+  $o_1181->attrs[] = $o_1183;
   $o_1184 = new AttrSpec();
-  $o_1184->name = 'aria-checked';
-  $o_1165->attrs[] = $o_1184;
-  $o_1185 = new AttrSpec();
-  $o_1185->name = 'aria-controls';
-  $o_1165->attrs[] = $o_1185;
-  $o_1186 = new AttrSpec();
-  $o_1186->name = 'aria-describedby';
-  $o_1165->attrs[] = $o_1186;
+  $o_1184->name = 'scrollable';
+  $o_1181->attrs[] = $o_1184;
+  $o_1181->attr_lists = ['extended-amp-global'];
+  $o_1181->spec_url = 'https://www.ampproject.org/docs/reference/extended/amp-lightbox.html';
+  $o_1185 = new AmpLayout();
+  $o_1185->supported_layouts = [AmpLayoutLayout::NODISPLAY];
+  $o_1181->amp_layout = $o_1185;
+  $o_1181->disallowed_ancestor = ['AMP-SIDEBAR'];
+  $o_1181->also_requires_tag = ['amp-lightbox extension .js script'];
+  $o_1181->html_format = [TagSpecHtmlFormat::AMP, TagSpecHtmlFormat::AMP4ADS];
+  $o_0->tags[] = $o_1181;
+  $o_1186 = new TagSpec();
+  $o_1186->tag_name = 'script';
+  $o_1186->spec_name = 'amp-list extension .js script';
+  $o_1186->mandatory_parent = 'head';
   $o_1187 = new AttrSpec();
-  $o_1187->name = 'aria-disabled';
-  $o_1165->attrs[] = $o_1187;
+  $o_1187->name = 'async';
+  $o_1187->mandatory = true;
+  $o_1187->value = '';
+  $o_1186->attrs[] = $o_1187;
   $o_1188 = new AttrSpec();
-  $o_1188->name = 'aria-dropeffect';
-  $o_1165->attrs[] = $o_1188;
+  $o_1188->name = 'custom-element';
+  $o_1188->mandatory = true;
+  $o_1188->value = 'amp-list';
+  $o_1188->dispatch_key = true;
+  $o_1186->attrs[] = $o_1188;
   $o_1189 = new AttrSpec();
-  $o_1189->name = 'aria-expanded';
-  $o_1165->attrs[] = $o_1189;
+  $o_1189->name = 'nonce';
+  $o_1186->attrs[] = $o_1189;
   $o_1190 = new AttrSpec();
-  $o_1190->name = 'aria-flowto';
-  $o_1165->attrs[] = $o_1190;
+  $o_1190->name = 'src';
+  $o_1190->mandatory = true;
+  $o_1190->value_regex = 'https://cdn\\.ampproject\\.org/v0/amp-list-(latest|0\\.1).js';
+  $o_1186->attrs[] = $o_1190;
   $o_1191 = new AttrSpec();
-  $o_1191->name = 'aria-grabbed';
-  $o_1165->attrs[] = $o_1191;
-  $o_1192 = new AttrSpec();
-  $o_1192->name = 'aria-haspopup';
-  $o_1165->attrs[] = $o_1192;
-  $o_1193 = new AttrSpec();
-  $o_1193->name = 'aria-hidden';
-  $o_1165->attrs[] = $o_1193;
-  $o_1194 = new AttrSpec();
-  $o_1194->name = 'aria-invalid';
-  $o_1165->attrs[] = $o_1194;
+  $o_1191->name = 'type';
+  $o_1191->value_casei = 'text/javascript';
+  $o_1186->attrs[] = $o_1191;
+  $o_1186->spec_url = 'https://www.ampproject.org/docs/reference/extended/amp-list.html';
+  $o_1192 = new CdataSpec();
+  $o_1193 = new BlackListedCDataRegex();
+  $o_1193->regex = '.';
+  $o_1193->error_message = 'contents';
+  $o_1192->blacklisted_cdata_regex[] = $o_1193;
+  $o_1186->cdata = $o_1192;
+  $o_1186->html_format = [TagSpecHtmlFormat::AMP, TagSpecHtmlFormat::AMP4ADS];
+  $o_1186->unique_warning = true;
+  $o_1186->extension_unused_unless_tag_present = ['amp-list'];
+  $o_0->tags[] = $o_1186;
+  $o_1194 = new TagSpec();
+  $o_1194->tag_name = 'amp-list';
   $o_1195 = new AttrSpec();
-  $o_1195->name = 'aria-label';
-  $o_1165->attrs[] = $o_1195;
+  $o_1195->name = 'credentials';
+  $o_1194->attrs[] = $o_1195;
   $o_1196 = new AttrSpec();
-  $o_1196->name = 'aria-labelledby';
-  $o_1165->attrs[] = $o_1196;
-  $o_1197 = new AttrSpec();
-  $o_1197->name = 'aria-level';
-  $o_1165->attrs[] = $o_1197;
+  $o_1196->name = 'src';
+  $o_1196->mandatory = true;
+  $o_1196->blacklisted_value_regex = '__amp_source_origin';
+  $o_1197 = new UrlSpec();
+  $o_1197->allowed_protocol = ['https'];
+  $o_1197->allow_relative = true;
+  $o_1196->value_url = $o_1197;
+  $o_1194->attrs[] = $o_1196;
   $o_1198 = new AttrSpec();
-  $o_1198->name = 'aria-live';
-  $o_1165->attrs[] = $o_1198;
+  $o_1198->name = 'items';
+  $o_1194->attrs[] = $o_1198;
   $o_1199 = new AttrSpec();
-  $o_1199->name = 'aria-multiline';
-  $o_1165->attrs[] = $o_1199;
-  $o_1200 = new AttrSpec();
-  $o_1200->name = 'aria-multiselectable';
-  $o_1165->attrs[] = $o_1200;
-  $o_1201 = new AttrSpec();
-  $o_1201->name = 'aria-orientation';
-  $o_1165->attrs[] = $o_1201;
+  $o_1199->name = 'template';
+  $o_1194->attrs[] = $o_1199;
+  $o_1194->attr_lists = ['extended-amp-global'];
+  $o_1194->spec_url = 'https://www.ampproject.org/docs/reference/extended/amp-list.html';
+  $o_1200 = new AmpLayout();
+  $o_1200->supported_layouts = [AmpLayoutLayout::FILL, AmpLayoutLayout::FIXED, AmpLayoutLayout::FIXED_HEIGHT, AmpLayoutLayout::FLEX_ITEM, AmpLayoutLayout::NODISPLAY, AmpLayoutLayout::RESPONSIVE];
+  $o_1194->amp_layout = $o_1200;
+  $o_1194->also_requires_tag = ['amp-list extension .js script'];
+  $o_1194->html_format = [TagSpecHtmlFormat::AMP, TagSpecHtmlFormat::AMP4ADS];
+  $o_0->tags[] = $o_1194;
+  $o_1201 = new TagSpec();
+  $o_1201->tag_name = 'script';
+  $o_1201->spec_name = 'amp-live-list extension .js script';
+  $o_1201->mandatory_parent = 'head';
   $o_1202 = new AttrSpec();
-  $o_1202->name = 'aria-owns';
-  $o_1165->attrs[] = $o_1202;
+  $o_1202->name = 'async';
+  $o_1202->mandatory = true;
+  $o_1202->value = '';
+  $o_1201->attrs[] = $o_1202;
   $o_1203 = new AttrSpec();
-  $o_1203->name = 'aria-posinset';
-  $o_1165->attrs[] = $o_1203;
+  $o_1203->name = 'custom-element';
+  $o_1203->mandatory = true;
+  $o_1203->value = 'amp-live-list';
+  $o_1203->dispatch_key = true;
+  $o_1201->attrs[] = $o_1203;
   $o_1204 = new AttrSpec();
-  $o_1204->name = 'aria-pressed';
-  $o_1165->attrs[] = $o_1204;
+  $o_1204->name = 'nonce';
+  $o_1201->attrs[] = $o_1204;
   $o_1205 = new AttrSpec();
-  $o_1205->name = 'aria-readonly';
-  $o_1165->attrs[] = $o_1205;
+  $o_1205->name = 'src';
+  $o_1205->mandatory = true;
+  $o_1205->value_regex = 'https://cdn\\.ampproject\\.org/v0/amp-live-list-(latest|0\\.1).js';
+  $o_1201->attrs[] = $o_1205;
   $o_1206 = new AttrSpec();
-  $o_1206->name = 'aria-relevant';
-  $o_1165->attrs[] = $o_1206;
-  $o_1207 = new AttrSpec();
-  $o_1207->name = 'aria-required';
-  $o_1165->attrs[] = $o_1207;
-  $o_1208 = new AttrSpec();
-  $o_1208->name = 'aria-selected';
-  $o_1165->attrs[] = $o_1208;
-  $o_1209 = new AttrSpec();
-  $o_1209->name = 'aria-setsize';
-  $o_1165->attrs[] = $o_1209;
+  $o_1206->name = 'type';
+  $o_1206->value_casei = 'text/javascript';
+  $o_1201->attrs[] = $o_1206;
+  $o_1201->spec_url = 'https://www.ampproject.org/docs/reference/extended/amp-live-list.html';
+  $o_1207 = new CdataSpec();
+  $o_1208 = new BlackListedCDataRegex();
+  $o_1208->regex = '.';
+  $o_1208->error_message = 'contents';
+  $o_1207->blacklisted_cdata_regex[] = $o_1208;
+  $o_1201->cdata = $o_1207;
+  $o_1201->html_format = [TagSpecHtmlFormat::AMP, TagSpecHtmlFormat::AMP4ADS];
+  $o_1201->unique_warning = true;
+  $o_1201->extension_unused_unless_tag_present = ['amp-live-list'];
+  $o_0->tags[] = $o_1201;
+  $o_1209 = new TagSpec();
+  $o_1209->tag_name = 'amp-live-list';
   $o_1210 = new AttrSpec();
-  $o_1210->name = 'aria-sort';
-  $o_1165->attrs[] = $o_1210;
+  $o_1210->name = 'data-max-items-per-page';
+  $o_1210->mandatory = true;
+  $o_1210->value_regex = '\\d+';
+  $o_1209->attrs[] = $o_1210;
   $o_1211 = new AttrSpec();
-  $o_1211->name = 'aria-valuemax';
-  $o_1165->attrs[] = $o_1211;
+  $o_1211->name = 'data-poll-interval';
+  $o_1211->value_regex = '\\d{5,}';
+  $o_1209->attrs[] = $o_1211;
   $o_1212 = new AttrSpec();
-  $o_1212->name = 'aria-valuemin';
-  $o_1165->attrs[] = $o_1212;
+  $o_1212->name = 'disabled';
+  $o_1212->value = '';
+  $o_1209->attrs[] = $o_1212;
   $o_1213 = new AttrSpec();
-  $o_1213->name = 'aria-valuenow';
-  $o_1165->attrs[] = $o_1213;
-  $o_1214 = new AttrSpec();
-  $o_1214->name = 'aria-valuetext';
-  $o_1165->attrs[] = $o_1214;
-  $o_1215 = new AttrSpec();
-  $o_1215->name = 'on';
-  $o_1216 = new AttrTriggerSpec();
-  $o_1216->if_value_regex = 'tap:.*';
-  $o_1216->also_requires_attr = ['role', 'tabindex'];
-  $o_1215->trigger = $o_1216;
-  $o_1165->attrs[] = $o_1215;
-  $o_1217 = new AttrSpec();
-  $o_1217->name = 'role';
-  $o_1165->attrs[] = $o_1217;
-  $o_1218 = new AttrSpec();
-  $o_1218->name = 'placeholder';
-  $o_1218->value = '';
-  $o_1165->attrs[] = $o_1218;
+  $o_1213->name = 'id';
+  $o_1213->mandatory = true;
+  $o_1209->attrs[] = $o_1213;
+  $o_1209->spec_url = 'https://www.ampproject.org/docs/reference/extended/amp-live-list.html';
+  $o_1214 = new AmpLayout();
+  $o_1214->supported_layouts = [AmpLayoutLayout::CONTAINER, AmpLayoutLayout::FIXED_HEIGHT];
+  $o_1209->amp_layout = $o_1214;
+  $o_1209->also_requires_tag = ['amp-live-list extension .js script'];
+  $o_1215 = new ReferencePoint();
+  $o_1215->tag_spec_name = 'AMP-LIVE-LIST [update]';
+  $o_1215->mandatory = true;
+  $o_1215->unique = true;
+  $o_1209->reference_points[] = $o_1215;
+  $o_1216 = new ReferencePoint();
+  $o_1216->tag_spec_name = 'AMP-LIVE-LIST [items]';
+  $o_1216->mandatory = true;
+  $o_1216->unique = true;
+  $o_1209->reference_points[] = $o_1216;
+  $o_1217 = new ReferencePoint();
+  $o_1217->tag_spec_name = 'AMP-LIVE-LIST [pagination]';
+  $o_1217->unique = true;
+  $o_1209->reference_points[] = $o_1217;
+  $o_1209->html_format = [TagSpecHtmlFormat::AMP, TagSpecHtmlFormat::AMP4ADS];
+  $o_0->tags[] = $o_1209;
+  $o_1218 = new TagSpec();
+  $o_1218->tag_name = '$reference_point';
+  $o_1218->spec_name = 'AMP-LIVE-LIST [update]';
   $o_1219 = new AttrSpec();
-  $o_1219->name = 'fallback';
-  $o_1219->value = '';
-  $o_1165->attrs[] = $o_1219;
-  $o_1220 = new AttrSpec();
-  $o_1220->name = 'lightbox';
-  $o_1165->attrs[] = $o_1220;
+  $o_1219->name = 'update';
+  $o_1219->mandatory = true;
+  $o_1218->attrs[] = $o_1219;
+  $o_1218->spec_url = 'https://www.ampproject.org/docs/reference/components/amp-live-list#update';
+  $o_1218->html_format = [TagSpecHtmlFormat::AMP, TagSpecHtmlFormat::AMP4ADS];
+  $o_0->tags[] = $o_1218;
+  $o_1220 = new TagSpec();
+  $o_1220->tag_name = '$reference_point';
+  $o_1220->spec_name = 'AMP-LIVE-LIST [items]';
   $o_1221 = new AttrSpec();
-  $o_1221->name = 'overflow';
-  $o_1165->attrs[] = $o_1221;
-  $o_1222 = new AttrSpec();
-  $o_1222->name = 'amp-access';
-  $o_1165->attrs[] = $o_1222;
-  $o_1223 = new AttrSpec();
-  $o_1223->name = 'amp-access-behavior';
-  $o_1165->attrs[] = $o_1223;
+  $o_1221->name = 'items';
+  $o_1221->mandatory = true;
+  $o_1220->attrs[] = $o_1221;
+  $o_1220->spec_url = 'https://www.ampproject.org/docs/reference/components/amp-live-list#items';
+  $o_1222 = new ReferencePoint();
+  $o_1222->tag_spec_name = 'AMP-LIVE-LIST [items] item';
+  $o_1220->reference_points[] = $o_1222;
+  $o_1220->html_format = [TagSpecHtmlFormat::AMP, TagSpecHtmlFormat::AMP4ADS];
+  $o_0->tags[] = $o_1220;
+  $o_1223 = new TagSpec();
+  $o_1223->tag_name = '$reference_point';
+  $o_1223->spec_name = 'AMP-LIVE-LIST [pagination]';
   $o_1224 = new AttrSpec();
-  $o_1224->name = 'amp-access-hide';
-  $o_1165->attrs[] = $o_1224;
-  $o_1225 = new AttrSpec();
-  $o_1225->name = 'amp-access-id';
-  $o_1165->attrs[] = $o_1225;
+  $o_1224->name = 'pagination';
+  $o_1224->mandatory = true;
+  $o_1223->attrs[] = $o_1224;
+  $o_1223->spec_url = 'https://www.ampproject.org/docs/reference/extended/amp-live-list.html#pagination';
+  $o_1223->html_format = [TagSpecHtmlFormat::AMP, TagSpecHtmlFormat::AMP4ADS];
+  $o_0->tags[] = $o_1223;
+  $o_1225 = new TagSpec();
+  $o_1225->tag_name = '$reference_point';
+  $o_1225->spec_name = 'AMP-LIVE-LIST [items] item';
   $o_1226 = new AttrSpec();
-  $o_1226->name = 'amp-access-loader';
-  $o_1165->attrs[] = $o_1226;
+  $o_1226->name = 'id';
+  $o_1226->mandatory = true;
+  $o_1225->attrs[] = $o_1226;
   $o_1227 = new AttrSpec();
-  $o_1227->name = 'amp-access-loading';
-  $o_1165->attrs[] = $o_1227;
+  $o_1227->name = 'data-sort-time';
+  $o_1227->mandatory = true;
+  $o_1225->attrs[] = $o_1227;
   $o_1228 = new AttrSpec();
-  $o_1228->name = 'amp-access-off';
-  $o_1165->attrs[] = $o_1228;
+  $o_1228->name = 'data-update-time';
+  $o_1225->attrs[] = $o_1228;
   $o_1229 = new AttrSpec();
-  $o_1229->name = 'amp-access-on';
-  $o_1165->attrs[] = $o_1229;
-  $o_1230 = new AttrSpec();
-  $o_1230->name = 'amp-access-show';
-  $o_1165->attrs[] = $o_1230;
+  $o_1229->name = 'data-tombstone';
+  $o_1225->attrs[] = $o_1229;
+  $o_1225->spec_url = 'https://www.ampproject.org/docs/reference/extended/amp-live-list.html#items';
+  $o_1225->html_format = [TagSpecHtmlFormat::AMP, TagSpecHtmlFormat::AMP4ADS];
+  $o_0->tags[] = $o_1225;
+  $o_1230 = new TagSpec();
+  $o_1230->tag_name = 'script';
+  $o_1230->spec_name = 'amp-mustache extension .js script';
+  $o_1230->mandatory_parent = 'head';
   $o_1231 = new AttrSpec();
-  $o_1231->name = 'amp-access-style';
-  $o_1165->attrs[] = $o_1231;
+  $o_1231->name = 'async';
+  $o_1231->mandatory = true;
+  $o_1231->value = '';
+  $o_1230->attrs[] = $o_1231;
   $o_1232 = new AttrSpec();
-  $o_1232->name = 'amp-access-template';
-  $o_1165->attrs[] = $o_1232;
+  $o_1232->name = 'custom-template';
+  $o_1232->mandatory = true;
+  $o_1232->value = 'amp-mustache';
+  $o_1232->dispatch_key = true;
+  $o_1230->attrs[] = $o_1232;
   $o_1233 = new AttrSpec();
-  $o_1233->name = 'i-amp-access-id';
-  $o_1165->attrs[] = $o_1233;
-  $o_0->attr_lists[] = $o_1165;
+  $o_1233->name = 'nonce';
+  $o_1230->attrs[] = $o_1233;
+  $o_1234 = new AttrSpec();
+  $o_1234->name = 'src';
+  $o_1234->mandatory = true;
+  $o_1234->value_regex = 'https://cdn\\.ampproject\\.org/v0/amp-mustache-(latest|0\\.1).js';
+  $o_1230->attrs[] = $o_1234;
+  $o_1235 = new AttrSpec();
+  $o_1235->name = 'type';
+  $o_1235->value_casei = 'text/javascript';
+  $o_1230->attrs[] = $o_1235;
+  $o_1230->spec_url = 'https://www.ampproject.org/docs/reference/extended/amp-mustache.html';
+  $o_1236 = new CdataSpec();
+  $o_1237 = new BlackListedCDataRegex();
+  $o_1237->regex = '.';
+  $o_1237->error_message = 'contents';
+  $o_1236->blacklisted_cdata_regex[] = $o_1237;
+  $o_1230->cdata = $o_1236;
+  $o_1230->unique_warning = true;
+  $o_1230->extension_unused_unless_tag_present = ['template'];
+  $o_0->tags[] = $o_1230;
+  $o_1238 = new TagSpec();
+  $o_1238->tag_name = 'template';
+  $o_1239 = new AttrSpec();
+  $o_1239->name = 'type';
+  $o_1239->mandatory = true;
+  $o_1239->value = 'amp-mustache';
+  $o_1238->attrs[] = $o_1239;
+  $o_1238->spec_url = 'https://www.ampproject.org/docs/reference/extended/amp-mustache.html';
+  $o_1238->disallowed_ancestor = ['TEMPLATE'];
+  $o_1238->also_requires_tag = ['amp-mustache extension .js script'];
+  $o_0->tags[] = $o_1238;
+  $o_1240 = new TagSpec();
+  $o_1240->tag_name = 'script';
+  $o_1240->spec_name = 'amp-o2-player extension .js script';
+  $o_1240->mandatory_parent = 'head';
+  $o_1241 = new AttrSpec();
+  $o_1241->name = 'async';
+  $o_1241->mandatory = true;
+  $o_1241->value = '';
+  $o_1240->attrs[] = $o_1241;
+  $o_1242 = new AttrSpec();
+  $o_1242->name = 'custom-element';
+  $o_1242->mandatory = true;
+  $o_1242->value = 'amp-o2-player';
+  $o_1242->dispatch_key = true;
+  $o_1240->attrs[] = $o_1242;
+  $o_1243 = new AttrSpec();
+  $o_1243->name = 'nonce';
+  $o_1240->attrs[] = $o_1243;
+  $o_1244 = new AttrSpec();
+  $o_1244->name = 'src';
+  $o_1244->mandatory = true;
+  $o_1244->value_regex = 'https://cdn\\.ampproject\\.org/v0/amp-o2-player-(latest|0\\.1)\\.js';
+  $o_1240->attrs[] = $o_1244;
+  $o_1245 = new AttrSpec();
+  $o_1245->name = 'type';
+  $o_1245->value_casei = 'text/javascript';
+  $o_1240->attrs[] = $o_1245;
+  $o_1240->spec_url = 'https://www.ampproject.org/docs/reference/extended/amp-o2-player.html';
+  $o_1246 = new CdataSpec();
+  $o_1247 = new BlackListedCDataRegex();
+  $o_1247->regex = '.';
+  $o_1247->error_message = 'contents';
+  $o_1246->blacklisted_cdata_regex[] = $o_1247;
+  $o_1240->cdata = $o_1246;
+  $o_1240->html_format = [TagSpecHtmlFormat::AMP, TagSpecHtmlFormat::AMP4ADS];
+  $o_1240->unique_warning = true;
+  $o_1240->extension_unused_unless_tag_present = ['amp-o2-player'];
+  $o_0->tags[] = $o_1240;
+  $o_1248 = new TagSpec();
+  $o_1248->tag_name = 'amp-o2-player';
+  $o_1249 = new AttrSpec();
+  $o_1249->name = 'data-bcid';
+  $o_1249->mandatory = true;
+  $o_1248->attrs[] = $o_1249;
+  $o_1250 = new AttrSpec();
+  $o_1250->name = 'data-bid';
+  $o_1248->attrs[] = $o_1250;
+  $o_1251 = new AttrSpec();
+  $o_1251->name = 'data-pid';
+  $o_1251->mandatory = true;
+  $o_1248->attrs[] = $o_1251;
+  $o_1252 = new AttrSpec();
+  $o_1252->name = 'data-vid';
+  $o_1248->attrs[] = $o_1252;
+  $o_1248->attr_lists = ['extended-amp-global'];
+  $o_1248->spec_url = 'https://www.ampproject.org/docs/reference/extended/amp-o2-player.html';
+  $o_1253 = new AmpLayout();
+  $o_1253->supported_layouts = [AmpLayoutLayout::FILL, AmpLayoutLayout::FIXED, AmpLayoutLayout::FIXED_HEIGHT, AmpLayoutLayout::FLEX_ITEM, AmpLayoutLayout::NODISPLAY, AmpLayoutLayout::RESPONSIVE];
+  $o_1248->amp_layout = $o_1253;
+  $o_1248->disallowed_ancestor = ['AMP-SIDEBAR'];
+  $o_1248->also_requires_tag = ['amp-o2-player extension .js script'];
+  $o_1248->html_format = [TagSpecHtmlFormat::AMP, TagSpecHtmlFormat::AMP4ADS];
+  $o_0->tags[] = $o_1248;
+  $o_1254 = new TagSpec();
+  $o_1254->tag_name = 'script';
+  $o_1254->spec_name = 'amp-ooyala-player extension .js script';
+  $o_1254->unique = true;
+  $o_1254->mandatory_parent = 'head';
+  $o_1255 = new AttrSpec();
+  $o_1255->name = 'async';
+  $o_1255->mandatory = true;
+  $o_1255->value = '';
+  $o_1254->attrs[] = $o_1255;
+  $o_1256 = new AttrSpec();
+  $o_1256->name = 'custom-element';
+  $o_1256->mandatory = true;
+  $o_1256->value = 'amp-ooyala-player';
+  $o_1256->dispatch_key = true;
+  $o_1254->attrs[] = $o_1256;
+  $o_1257 = new AttrSpec();
+  $o_1257->name = 'nonce';
+  $o_1254->attrs[] = $o_1257;
+  $o_1258 = new AttrSpec();
+  $o_1258->name = 'src';
+  $o_1258->mandatory = true;
+  $o_1258->value_regex = 'https://cdn\\.ampproject\\.org/v0/amp-ooyala-player-(latest|0\\.1)\\.js';
+  $o_1254->attrs[] = $o_1258;
+  $o_1259 = new AttrSpec();
+  $o_1259->name = 'type';
+  $o_1259->value = 'text/javascript';
+  $o_1254->attrs[] = $o_1259;
+  $o_1254->spec_url = 'https://www.ampproject.org/docs/reference/extended/amp-ooyala-player.html';
+  $o_1260 = new CdataSpec();
+  $o_1261 = new BlackListedCDataRegex();
+  $o_1261->regex = '.';
+  $o_1261->error_message = 'contents';
+  $o_1260->blacklisted_cdata_regex[] = $o_1261;
+  $o_1254->cdata = $o_1260;
+  $o_1254->also_requires_tag = ['amp-ooyala-player'];
+  $o_0->tags[] = $o_1254;
+  $o_1262 = new TagSpec();
+  $o_1262->tag_name = 'amp-ooyala-player';
+  $o_1263 = new AttrSpec();
+  $o_1263->name = 'data-config';
+  $o_1262->attrs[] = $o_1263;
+  $o_1264 = new AttrSpec();
+  $o_1264->name = 'data-embedcode';
+  $o_1264->mandatory = true;
+  $o_1262->attrs[] = $o_1264;
+  $o_1265 = new AttrSpec();
+  $o_1265->name = 'data-pcode';
+  $o_1265->mandatory = true;
+  $o_1262->attrs[] = $o_1265;
+  $o_1266 = new AttrSpec();
+  $o_1266->name = 'data-playerid';
+  $o_1266->mandatory = true;
+  $o_1262->attrs[] = $o_1266;
+  $o_1267 = new AttrSpec();
+  $o_1267->name = 'data-playerversion';
+  $o_1262->attrs[] = $o_1267;
+  $o_1262->attr_lists = ['extended-amp-global'];
+  $o_1262->spec_url = 'https://www.ampproject.org/docs/reference/extended/amp-ooyala-player.html';
+  $o_1268 = new AmpLayout();
+  $o_1268->supported_layouts = [AmpLayoutLayout::FILL, AmpLayoutLayout::FIXED, AmpLayoutLayout::FLEX_ITEM, AmpLayoutLayout::RESPONSIVE];
+  $o_1262->amp_layout = $o_1268;
+  $o_1262->also_requires_tag = ['amp-ooyala-player extension .js script'];
+  $o_1262->html_format = [TagSpecHtmlFormat::AMP, TagSpecHtmlFormat::AMP4ADS];
+  $o_0->tags[] = $o_1262;
+  $o_1269 = new TagSpec();
+  $o_1269->tag_name = 'script';
+  $o_1269->spec_name = 'amp-pinterest extension .js script';
+  $o_1269->mandatory_parent = 'head';
+  $o_1270 = new AttrSpec();
+  $o_1270->name = 'async';
+  $o_1270->mandatory = true;
+  $o_1270->value = '';
+  $o_1269->attrs[] = $o_1270;
+  $o_1271 = new AttrSpec();
+  $o_1271->name = 'custom-element';
+  $o_1271->mandatory = true;
+  $o_1271->value = 'amp-pinterest';
+  $o_1271->dispatch_key = true;
+  $o_1269->attrs[] = $o_1271;
+  $o_1272 = new AttrSpec();
+  $o_1272->name = 'nonce';
+  $o_1269->attrs[] = $o_1272;
+  $o_1273 = new AttrSpec();
+  $o_1273->name = 'src';
+  $o_1273->mandatory = true;
+  $o_1273->value_regex = 'https://cdn\\.ampproject\\.org/v0/amp-pinterest-(latest|0\\.1).js';
+  $o_1269->attrs[] = $o_1273;
+  $o_1274 = new AttrSpec();
+  $o_1274->name = 'type';
+  $o_1274->value_casei = 'text/javascript';
+  $o_1269->attrs[] = $o_1274;
+  $o_1269->spec_url = 'https://www.ampproject.org/docs/reference/extended/amp-pinterest.html';
+  $o_1275 = new CdataSpec();
+  $o_1276 = new BlackListedCDataRegex();
+  $o_1276->regex = '.';
+  $o_1276->error_message = 'contents';
+  $o_1275->blacklisted_cdata_regex[] = $o_1276;
+  $o_1269->cdata = $o_1275;
+  $o_1269->html_format = [TagSpecHtmlFormat::AMP, TagSpecHtmlFormat::AMP4ADS];
+  $o_1269->unique_warning = true;
+  $o_1269->extension_unused_unless_tag_present = ['amp-pinterest'];
+  $o_0->tags[] = $o_1269;
+  $o_1277 = new TagSpec();
+  $o_1277->tag_name = 'amp-pinterest';
+  $o_1278 = new AttrSpec();
+  $o_1278->name = 'data-do';
+  $o_1278->mandatory = true;
+  $o_1277->attrs[] = $o_1278;
+  $o_1277->attr_lists = ['extended-amp-global'];
+  $o_1277->spec_url = 'https://www.ampproject.org/docs/reference/extended/amp-pinterest.html';
+  $o_1279 = new AmpLayout();
+  $o_1279->supported_layouts = [AmpLayoutLayout::FILL, AmpLayoutLayout::FIXED, AmpLayoutLayout::FIXED_HEIGHT, AmpLayoutLayout::FLEX_ITEM, AmpLayoutLayout::NODISPLAY, AmpLayoutLayout::RESPONSIVE];
+  $o_1277->amp_layout = $o_1279;
+  $o_1277->disallowed_ancestor = ['AMP-SIDEBAR'];
+  $o_1277->also_requires_tag = ['amp-pinterest extension .js script'];
+  $o_1277->html_format = [TagSpecHtmlFormat::AMP, TagSpecHtmlFormat::AMP4ADS];
+  $o_0->tags[] = $o_1277;
+  $o_1280 = new TagSpec();
+  $o_1280->tag_name = 'script';
+  $o_1280->spec_name = 'amp-playbuzz extension .js script';
+  $o_1280->unique = true;
+  $o_1280->mandatory_parent = 'head';
+  $o_1281 = new AttrSpec();
+  $o_1281->name = 'async';
+  $o_1281->mandatory = true;
+  $o_1281->value = '';
+  $o_1280->attrs[] = $o_1281;
+  $o_1282 = new AttrSpec();
+  $o_1282->name = 'custom-element';
+  $o_1282->mandatory = true;
+  $o_1282->value = 'amp-playbuzz';
+  $o_1282->dispatch_key = true;
+  $o_1280->attrs[] = $o_1282;
+  $o_1283 = new AttrSpec();
+  $o_1283->name = 'nonce';
+  $o_1280->attrs[] = $o_1283;
+  $o_1284 = new AttrSpec();
+  $o_1284->name = 'src';
+  $o_1284->mandatory = true;
+  $o_1284->value_regex = 'https://cdn\\.ampproject\\.org/v0/amp-playbuzz-(latest|0\\.1).js';
+  $o_1280->attrs[] = $o_1284;
+  $o_1285 = new AttrSpec();
+  $o_1285->name = 'type';
+  $o_1285->value_casei = 'text/javascript';
+  $o_1280->attrs[] = $o_1285;
+  $o_1280->spec_url = 'https://www.ampproject.org/docs/reference/components/amp-playbuzz';
+  $o_1286 = new CdataSpec();
+  $o_1287 = new BlackListedCDataRegex();
+  $o_1287->regex = '.';
+  $o_1287->error_message = 'contents';
+  $o_1286->blacklisted_cdata_regex[] = $o_1287;
+  $o_1280->cdata = $o_1286;
+  $o_1280->also_requires_tag = ['amp-playbuzz'];
+  $o_1280->html_format = [TagSpecHtmlFormat::AMP, TagSpecHtmlFormat::AMP4ADS];
+  $o_0->tags[] = $o_1280;
+  $o_1288 = new TagSpec();
+  $o_1288->tag_name = 'amp-playbuzz';
+  $o_1289 = new AttrSpec();
+  $o_1289->name = 'data-comments';
+  $o_1289->value_regex_casei = '(false|true)';
+  $o_1288->attrs[] = $o_1289;
+  $o_1290 = new AttrSpec();
+  $o_1290->name = 'data-item-info';
+  $o_1290->value_regex_casei = '(false|true)';
+  $o_1288->attrs[] = $o_1290;
+  $o_1291 = new AttrSpec();
+  $o_1291->name = 'data-share-buttons';
+  $o_1291->value_regex_casei = '(false|true)';
+  $o_1288->attrs[] = $o_1291;
+  $o_1292 = new AttrSpec();
+  $o_1292->name = 'src';
+  $o_1292->mandatory = true;
+  $o_1288->attrs[] = $o_1292;
+  $o_1288->attr_lists = ['extended-amp-global'];
+  $o_1288->spec_url = 'https://www.ampproject.org/docs/reference/components/amp-playbuzz';
+  $o_1293 = new AmpLayout();
+  $o_1293->supported_layouts = [AmpLayoutLayout::RESPONSIVE, AmpLayoutLayout::FIXED_HEIGHT];
+  $o_1288->amp_layout = $o_1293;
+  $o_1288->also_requires_tag = ['amp-playbuzz extension .js script'];
+  $o_1288->html_format = [TagSpecHtmlFormat::AMP, TagSpecHtmlFormat::AMP4ADS];
+  $o_0->tags[] = $o_1288;
+  $o_1294 = new TagSpec();
+  $o_1294->tag_name = 'script';
+  $o_1294->spec_name = 'amp-reach-player extension .js script';
+  $o_1294->mandatory_parent = 'head';
+  $o_1295 = new AttrSpec();
+  $o_1295->name = 'async';
+  $o_1295->mandatory = true;
+  $o_1295->value = '';
+  $o_1294->attrs[] = $o_1295;
+  $o_1296 = new AttrSpec();
+  $o_1296->name = 'custom-element';
+  $o_1296->mandatory = true;
+  $o_1296->value = 'amp-reach-player';
+  $o_1296->dispatch_key = true;
+  $o_1294->attrs[] = $o_1296;
+  $o_1297 = new AttrSpec();
+  $o_1297->name = 'nonce';
+  $o_1294->attrs[] = $o_1297;
+  $o_1298 = new AttrSpec();
+  $o_1298->name = 'src';
+  $o_1298->mandatory = true;
+  $o_1298->value_regex = 'https://cdn\\.ampproject\\.org/v0/amp-reach-player-(latest|0\\.1).js';
+  $o_1294->attrs[] = $o_1298;
+  $o_1299 = new AttrSpec();
+  $o_1299->name = 'type';
+  $o_1299->value_casei = 'text/javascript';
+  $o_1294->attrs[] = $o_1299;
+  $o_1294->spec_url = 'https://www.ampproject.org/docs/reference/extended/amp-reach-player.html';
+  $o_1300 = new CdataSpec();
+  $o_1301 = new BlackListedCDataRegex();
+  $o_1301->regex = '.';
+  $o_1301->error_message = 'contents';
+  $o_1300->blacklisted_cdata_regex[] = $o_1301;
+  $o_1294->cdata = $o_1300;
+  $o_1294->html_format = [TagSpecHtmlFormat::AMP, TagSpecHtmlFormat::AMP4ADS];
+  $o_1294->unique_warning = true;
+  $o_1294->extension_unused_unless_tag_present = ['amp-reach-player'];
+  $o_0->tags[] = $o_1294;
+  $o_1302 = new TagSpec();
+  $o_1302->tag_name = 'amp-reach-player';
+  $o_1303 = new AttrSpec();
+  $o_1303->name = 'data-embed-id';
+  $o_1303->mandatory = true;
+  $o_1303->value_regex = '[0-9a-z-]+';
+  $o_1302->attrs[] = $o_1303;
+  $o_1302->attr_lists = ['extended-amp-global'];
+  $o_1302->spec_url = 'https://www.ampproject.org/docs/reference/extended/amp-reach-player.html';
+  $o_1304 = new AmpLayout();
+  $o_1304->supported_layouts = [AmpLayoutLayout::FILL, AmpLayoutLayout::FIXED, AmpLayoutLayout::FIXED_HEIGHT, AmpLayoutLayout::FLEX_ITEM, AmpLayoutLayout::RESPONSIVE];
+  $o_1302->amp_layout = $o_1304;
+  $o_1302->disallowed_ancestor = ['AMP-SIDEBAR'];
+  $o_1302->also_requires_tag = ['amp-reach-player extension .js script'];
+  $o_1302->html_format = [TagSpecHtmlFormat::AMP, TagSpecHtmlFormat::AMP4ADS];
+  $o_0->tags[] = $o_1302;
+  $o_1305 = new TagSpec();
+  $o_1305->tag_name = 'script';
+  $o_1305->spec_name = 'amp-reddit extension .js script';
+  $o_1305->mandatory_parent = 'head';
+  $o_1306 = new AttrSpec();
+  $o_1306->name = 'async';
+  $o_1306->mandatory = true;
+  $o_1306->value = '';
+  $o_1305->attrs[] = $o_1306;
+  $o_1307 = new AttrSpec();
+  $o_1307->name = 'custom-element';
+  $o_1307->mandatory = true;
+  $o_1307->value = 'amp-reddit';
+  $o_1307->dispatch_key = true;
+  $o_1305->attrs[] = $o_1307;
+  $o_1308 = new AttrSpec();
+  $o_1308->name = 'nonce';
+  $o_1305->attrs[] = $o_1308;
+  $o_1309 = new AttrSpec();
+  $o_1309->name = 'src';
+  $o_1309->mandatory = true;
+  $o_1309->value_regex = 'https://cdn\\.ampproject\\.org/v0/amp-reddit-(latest|0\\.1).js';
+  $o_1305->attrs[] = $o_1309;
+  $o_1310 = new AttrSpec();
+  $o_1310->name = 'type';
+  $o_1310->value = 'text/javascript';
+  $o_1305->attrs[] = $o_1310;
+  $o_1305->spec_url = 'https://www.ampproject.org/docs/reference/components/amp-reddit';
+  $o_1311 = new CdataSpec();
+  $o_1312 = new BlackListedCDataRegex();
+  $o_1312->regex = '.';
+  $o_1312->error_message = 'contents';
+  $o_1311->blacklisted_cdata_regex[] = $o_1312;
+  $o_1305->cdata = $o_1311;
+  $o_1305->also_requires_tag = ['amp-reddit'];
+  $o_1305->html_format = [TagSpecHtmlFormat::AMP, TagSpecHtmlFormat::AMP4ADS];
+  $o_1305->unique_warning = true;
+  $o_1305->extension_unused_unless_tag_present = ['amp-reddit'];
+  $o_0->tags[] = $o_1305;
+  $o_1313 = new TagSpec();
+  $o_1313->tag_name = 'amp-reddit';
+  $o_1314 = new AttrSpec();
+  $o_1314->name = 'data-embedlive';
+  $o_1314->value_regex_casei = '(false|true)';
+  $o_1313->attrs[] = $o_1314;
+  $o_1315 = new AttrSpec();
+  $o_1315->name = 'data-embedparent';
+  $o_1315->value_regex_casei = '(false|true)';
+  $o_1313->attrs[] = $o_1315;
+  $o_1316 = new AttrSpec();
+  $o_1316->name = 'data-embedtype';
+  $o_1316->mandatory = true;
+  $o_1316->value_regex_casei = '(comment|post)';
+  $o_1313->attrs[] = $o_1316;
+  $o_1317 = new AttrSpec();
+  $o_1317->name = 'data-src';
+  $o_1317->mandatory = true;
+  $o_1313->attrs[] = $o_1317;
+  $o_1313->attr_lists = ['extended-amp-global'];
+  $o_1313->spec_url = 'https://www.ampproject.org/docs/reference/components/amp-reddit';
+  $o_1318 = new AmpLayout();
+  $o_1318->supported_layouts = [AmpLayoutLayout::FILL, AmpLayoutLayout::FIXED, AmpLayoutLayout::FIXED_HEIGHT, AmpLayoutLayout::FLEX_ITEM, AmpLayoutLayout::NODISPLAY, AmpLayoutLayout::RESPONSIVE];
+  $o_1313->amp_layout = $o_1318;
+  $o_1313->disallowed_ancestor = ['AMP-SIDEBAR'];
+  $o_1313->also_requires_tag = ['amp-reddit extension .js script'];
+  $o_1313->html_format = [TagSpecHtmlFormat::AMP, TagSpecHtmlFormat::AMP4ADS];
+  $o_0->tags[] = $o_1313;
+  $o_1319 = new TagSpec();
+  $o_1319->tag_name = 'script';
+  $o_1319->spec_name = 'amp-selector extension .js script';
+  $o_1319->unique = true;
+  $o_1319->mandatory_parent = 'head';
+  $o_1320 = new AttrSpec();
+  $o_1320->name = 'async';
+  $o_1320->mandatory = true;
+  $o_1320->value = '';
+  $o_1319->attrs[] = $o_1320;
+  $o_1321 = new AttrSpec();
+  $o_1321->name = 'custom-element';
+  $o_1321->mandatory = true;
+  $o_1321->value = 'amp-selector';
+  $o_1321->dispatch_key = true;
+  $o_1319->attrs[] = $o_1321;
+  $o_1322 = new AttrSpec();
+  $o_1322->name = 'nonce';
+  $o_1319->attrs[] = $o_1322;
+  $o_1323 = new AttrSpec();
+  $o_1323->name = 'src';
+  $o_1323->mandatory = true;
+  $o_1323->value_regex = 'https://cdn\\.ampproject\\.org/v0/amp-selector-(latest|0\\.1).js';
+  $o_1319->attrs[] = $o_1323;
+  $o_1324 = new AttrSpec();
+  $o_1324->name = 'type';
+  $o_1324->value_casei = 'text/javascript';
+  $o_1319->attrs[] = $o_1324;
+  $o_1319->spec_url = 'https://www.ampproject.org/docs/reference/extended/amp-selector.html';
+  $o_1325 = new CdataSpec();
+  $o_1326 = new BlackListedCDataRegex();
+  $o_1326->regex = '.';
+  $o_1326->error_message = 'contents';
+  $o_1325->blacklisted_cdata_regex[] = $o_1326;
+  $o_1319->cdata = $o_1325;
+  $o_1319->also_requires_tag = ['amp-selector'];
+  $o_1319->html_format = [TagSpecHtmlFormat::AMP, TagSpecHtmlFormat::AMP4ADS];
+  $o_1319->extension_unused_unless_tag_present = ['amp-selector'];
+  $o_0->tags[] = $o_1319;
+  $o_1327 = new TagSpec();
+  $o_1327->tag_name = 'amp-selector';
+  $o_1328 = new AttrSpec();
+  $o_1328->name = 'disabled';
+  $o_1328->value = '';
+  $o_1327->attrs[] = $o_1328;
+  $o_1329 = new AttrSpec();
+  $o_1329->name = 'form';
+  $o_1327->attrs[] = $o_1329;
+  $o_1330 = new AttrSpec();
+  $o_1330->name = 'multiple';
+  $o_1330->value = '';
+  $o_1327->attrs[] = $o_1330;
+  $o_1327->attr_lists = ['extended-amp-global', 'input-name-attr'];
+  $o_1327->spec_url = 'https://www.ampproject.org/docs/reference/extended/amp-selector.html';
+  $o_1331 = new AmpLayout();
+  $o_1331->supported_layouts = [AmpLayoutLayout::FILL, AmpLayoutLayout::FIXED, AmpLayoutLayout::FIXED_HEIGHT, AmpLayoutLayout::NODISPLAY, AmpLayoutLayout::RESPONSIVE, AmpLayoutLayout::CONTAINER];
+  $o_1327->amp_layout = $o_1331;
+  $o_1327->disallowed_ancestor = ['AMP-SELECTOR', 'AMP-SIDEBAR'];
+  $o_1327->also_requires_tag = ['amp-selector extension .js script'];
+  $o_1332 = new ReferencePoint();
+  $o_1332->tag_spec_name = 'AMP-SELECTOR option';
+  $o_1327->reference_points[] = $o_1332;
+  $o_1333 = new ReferencePoint();
+  $o_1333->tag_spec_name = 'AMP-SELECTOR child';
+  $o_1327->reference_points[] = $o_1333;
+  $o_1327->html_format = [TagSpecHtmlFormat::AMP, TagSpecHtmlFormat::AMP4ADS];
+  $o_0->tags[] = $o_1327;
+  $o_1334 = new TagSpec();
+  $o_1334->tag_name = '$reference_point';
+  $o_1334->spec_name = 'AMP-SELECTOR option';
+  $o_1335 = new AttrSpec();
+  $o_1335->name = 'option';
+  $o_1335->mandatory = true;
+  $o_1334->attrs[] = $o_1335;
+  $o_1336 = new AttrSpec();
+  $o_1336->name = 'disabled';
+  $o_1336->value = '';
+  $o_1334->attrs[] = $o_1336;
+  $o_1337 = new AttrSpec();
+  $o_1337->name = 'selected';
+  $o_1337->value = '';
+  $o_1334->attrs[] = $o_1337;
+  $o_1334->spec_url = 'https://www.ampproject.org/docs/reference/extended/amp-selector.html';
+  $o_1334->html_format = [TagSpecHtmlFormat::AMP, TagSpecHtmlFormat::AMP4ADS];
+  $o_0->tags[] = $o_1334;
+  $o_1338 = new TagSpec();
+  $o_1338->tag_name = '$reference_point';
+  $o_1338->spec_name = 'AMP-SELECTOR child';
+  $o_1339 = new ReferencePoint();
+  $o_1339->tag_spec_name = 'AMP-SELECTOR option';
+  $o_1338->reference_points[] = $o_1339;
+  $o_1340 = new ReferencePoint();
+  $o_1340->tag_spec_name = 'AMP-SELECTOR child';
+  $o_1338->reference_points[] = $o_1340;
+  $o_1338->html_format = [TagSpecHtmlFormat::AMP, TagSpecHtmlFormat::AMP4ADS];
+  $o_0->tags[] = $o_1338;
+  $o_1341 = new TagSpec();
+  $o_1341->tag_name = 'script';
+  $o_1341->spec_name = 'amp-sidebar extension .js script';
+  $o_1341->mandatory_parent = 'head';
+  $o_1342 = new AttrSpec();
+  $o_1342->name = 'async';
+  $o_1342->mandatory = true;
+  $o_1342->value = '';
+  $o_1341->attrs[] = $o_1342;
+  $o_1343 = new AttrSpec();
+  $o_1343->name = 'custom-element';
+  $o_1343->mandatory = true;
+  $o_1343->value = 'amp-sidebar';
+  $o_1343->dispatch_key = true;
+  $o_1341->attrs[] = $o_1343;
+  $o_1344 = new AttrSpec();
+  $o_1344->name = 'nonce';
+  $o_1341->attrs[] = $o_1344;
+  $o_1345 = new AttrSpec();
+  $o_1345->name = 'src';
+  $o_1345->mandatory = true;
+  $o_1345->value_regex = 'https://cdn\\.ampproject\\.org/v0/amp-sidebar-(latest|0\\.1).js';
+  $o_1341->attrs[] = $o_1345;
+  $o_1346 = new AttrSpec();
+  $o_1346->name = 'type';
+  $o_1346->value_casei = 'text/javascript';
+  $o_1341->attrs[] = $o_1346;
+  $o_1341->spec_url = 'https://www.ampproject.org/docs/reference/extended/amp-sidebar.html';
+  $o_1347 = new CdataSpec();
+  $o_1348 = new BlackListedCDataRegex();
+  $o_1348->regex = '.';
+  $o_1348->error_message = 'contents';
+  $o_1347->blacklisted_cdata_regex[] = $o_1348;
+  $o_1341->cdata = $o_1347;
+  $o_1341->html_format = [TagSpecHtmlFormat::AMP];
+  $o_1341->unique_warning = true;
+  $o_1341->extension_unused_unless_tag_present = ['amp-sidebar'];
+  $o_0->tags[] = $o_1341;
+  $o_1349 = new TagSpec();
+  $o_1349->tag_name = 'amp-sidebar';
+  $o_1349->unique = true;
+  $o_1349->mandatory_parent = 'body';
+  $o_1350 = new AttrSpec();
+  $o_1350->name = 'side';
+  $o_1350->value_regex = '(left|right)';
+  $o_1349->attrs[] = $o_1350;
+  $o_1349->attr_lists = ['extended-amp-global'];
+  $o_1349->spec_url = 'https://www.ampproject.org/docs/reference/extended/amp-sidebar.html';
+  $o_1351 = new AmpLayout();
+  $o_1351->supported_layouts = [AmpLayoutLayout::NODISPLAY];
+  $o_1349->amp_layout = $o_1351;
+  $o_1349->disallowed_ancestor = ['AMP-SIDEBAR'];
+  $o_1349->also_requires_tag = ['amp-sidebar extension .js script'];
+  $o_1349->html_format = [TagSpecHtmlFormat::AMP];
+  $o_0->tags[] = $o_1349;
+  $o_1352 = new TagSpec();
+  $o_1352->tag_name = 'script';
+  $o_1352->spec_name = 'amp-slides extension .js script';
+  $o_1352->mandatory_parent = 'head';
+  $o_1353 = new AttrSpec();
+  $o_1353->name = 'async';
+  $o_1353->mandatory = true;
+  $o_1353->value = '';
+  $o_1352->attrs[] = $o_1353;
+  $o_1354 = new AttrSpec();
+  $o_1354->name = 'custom-element';
+  $o_1354->mandatory = true;
+  $o_1354->value = 'amp-slides';
+  $o_1354->dispatch_key = true;
+  $o_1352->attrs[] = $o_1354;
+  $o_1355 = new AttrSpec();
+  $o_1355->name = 'nonce';
+  $o_1352->attrs[] = $o_1355;
+  $o_1356 = new AttrSpec();
+  $o_1356->name = 'src';
+  $o_1356->mandatory = true;
+  $o_1356->value_regex = 'https://cdn\\.ampproject\\.org/v0/amp-slides-(latest|0\\.1).js';
+  $o_1352->attrs[] = $o_1356;
+  $o_1357 = new AttrSpec();
+  $o_1357->name = 'type';
+  $o_1357->value_casei = 'text/javascript';
+  $o_1352->attrs[] = $o_1357;
+  $o_1352->spec_url = 'https://www.ampproject.org/docs/reference/extended/amp-slides.html';
+  $o_1358 = new CdataSpec();
+  $o_1359 = new BlackListedCDataRegex();
+  $o_1359->regex = '.';
+  $o_1359->error_message = 'contents';
+  $o_1358->blacklisted_cdata_regex[] = $o_1359;
+  $o_1352->cdata = $o_1358;
+  $o_1352->html_format = [TagSpecHtmlFormat::AMP, TagSpecHtmlFormat::AMP4ADS];
+  $o_1352->unique_warning = true;
+  $o_0->tags[] = $o_1352;
+  $o_1360 = new TagSpec();
+  $o_1360->tag_name = 'script';
+  $o_1360->spec_name = 'amp-social-share extension .js script';
+  $o_1360->mandatory_parent = 'head';
+  $o_1361 = new AttrSpec();
+  $o_1361->name = 'async';
+  $o_1361->mandatory = true;
+  $o_1361->value = '';
+  $o_1360->attrs[] = $o_1361;
+  $o_1362 = new AttrSpec();
+  $o_1362->name = 'custom-element';
+  $o_1362->mandatory = true;
+  $o_1362->value = 'amp-social-share';
+  $o_1362->dispatch_key = true;
+  $o_1360->attrs[] = $o_1362;
+  $o_1363 = new AttrSpec();
+  $o_1363->name = 'nonce';
+  $o_1360->attrs[] = $o_1363;
+  $o_1364 = new AttrSpec();
+  $o_1364->name = 'src';
+  $o_1364->mandatory = true;
+  $o_1364->value_regex = 'https://cdn\\.ampproject\\.org/v0/amp-social-share-(latest|0\\.1)\\.js';
+  $o_1360->attrs[] = $o_1364;
+  $o_1365 = new AttrSpec();
+  $o_1365->name = 'type';
+  $o_1365->value_casei = 'text/javascript';
+  $o_1360->attrs[] = $o_1365;
+  $o_1360->spec_url = 'https://www.ampproject.org/docs/reference/extended/amp-social-share.html';
+  $o_1366 = new CdataSpec();
+  $o_1367 = new BlackListedCDataRegex();
+  $o_1367->regex = '.';
+  $o_1367->error_message = 'contents';
+  $o_1366->blacklisted_cdata_regex[] = $o_1367;
+  $o_1360->cdata = $o_1366;
+  $o_1360->html_format = [TagSpecHtmlFormat::AMP, TagSpecHtmlFormat::AMP4ADS];
+  $o_1360->unique_warning = true;
+  $o_1360->extension_unused_unless_tag_present = ['amp-social-share'];
+  $o_0->tags[] = $o_1360;
+  $o_1368 = new TagSpec();
+  $o_1368->tag_name = 'amp-social-share';
+  $o_1369 = new AttrSpec();
+  $o_1369->name = 'data-share-endpoint';
+  $o_1369->blacklisted_value_regex = '__amp_source_origin';
+  $o_1370 = new UrlSpec();
+  $o_1370->allowed_protocol = ['ftp', 'http', 'https', 'mailto', 'bbmi', 'fb-messenger', 'intent', 'line', 'skype', 'sms', 'snapchat', 'tel', 'tg', 'threema', 'viber', 'whatsapp'];
+  $o_1370->allow_relative = false;
+  $o_1369->value_url = $o_1370;
+  $o_1368->attrs[] = $o_1369;
+  $o_1371 = new AttrSpec();
+  $o_1371->name = 'type';
+  $o_1371->mandatory = true;
+  $o_1368->attrs[] = $o_1371;
+  $o_1368->attr_lists = ['extended-amp-global'];
+  $o_1368->spec_url = 'https://www.ampproject.org/docs/reference/extended/amp-social-share.html';
+  $o_1372 = new AmpLayout();
+  $o_1372->supported_layouts = [AmpLayoutLayout::CONTAINER, AmpLayoutLayout::FILL, AmpLayoutLayout::FIXED, AmpLayoutLayout::FIXED_HEIGHT, AmpLayoutLayout::FLEX_ITEM, AmpLayoutLayout::NODISPLAY, AmpLayoutLayout::RESPONSIVE];
+  $o_1368->amp_layout = $o_1372;
+  $o_1368->also_requires_tag = ['amp-social-share extension .js script'];
+  $o_1368->html_format = [TagSpecHtmlFormat::AMP, TagSpecHtmlFormat::AMP4ADS];
+  $o_0->tags[] = $o_1368;
+  $o_1373 = new TagSpec();
+  $o_1373->tag_name = 'script';
+  $o_1373->spec_name = 'amp-soundcloud extension .js script';
+  $o_1373->mandatory_parent = 'head';
+  $o_1374 = new AttrSpec();
+  $o_1374->name = 'async';
+  $o_1374->mandatory = true;
+  $o_1374->value = '';
+  $o_1373->attrs[] = $o_1374;
+  $o_1375 = new AttrSpec();
+  $o_1375->name = 'custom-element';
+  $o_1375->mandatory = true;
+  $o_1375->value = 'amp-soundcloud';
+  $o_1375->dispatch_key = true;
+  $o_1373->attrs[] = $o_1375;
+  $o_1376 = new AttrSpec();
+  $o_1376->name = 'nonce';
+  $o_1373->attrs[] = $o_1376;
+  $o_1377 = new AttrSpec();
+  $o_1377->name = 'src';
+  $o_1377->mandatory = true;
+  $o_1377->value_regex = 'https://cdn\\.ampproject\\.org/v0/amp-soundcloud-(latest|0\\.1)\\.js';
+  $o_1373->attrs[] = $o_1377;
+  $o_1378 = new AttrSpec();
+  $o_1378->name = 'type';
+  $o_1378->value_casei = 'text/javascript';
+  $o_1373->attrs[] = $o_1378;
+  $o_1373->spec_url = 'https://www.ampproject.org/docs/reference/extended/amp-soundcloud.html';
+  $o_1379 = new CdataSpec();
+  $o_1380 = new BlackListedCDataRegex();
+  $o_1380->regex = '.';
+  $o_1380->error_message = 'contents';
+  $o_1379->blacklisted_cdata_regex[] = $o_1380;
+  $o_1373->cdata = $o_1379;
+  $o_1373->html_format = [TagSpecHtmlFormat::AMP, TagSpecHtmlFormat::AMP4ADS];
+  $o_1373->unique_warning = true;
+  $o_1373->extension_unused_unless_tag_present = ['amp-soundcloud'];
+  $o_0->tags[] = $o_1373;
+  $o_1381 = new TagSpec();
+  $o_1381->tag_name = 'amp-soundcloud';
+  $o_1382 = new AttrSpec();
+  $o_1382->name = 'data-color';
+  $o_1382->value_regex_casei = '([0-9a-f]{3}){1,2}';
+  $o_1381->attrs[] = $o_1382;
+  $o_1383 = new AttrSpec();
+  $o_1383->name = 'data-secret-token';
+  $o_1383->value_regex = '[A-Za-z0-9_-]+';
+  $o_1381->attrs[] = $o_1383;
+  $o_1384 = new AttrSpec();
+  $o_1384->name = 'data-trackid';
+  $o_1384->mandatory = true;
+  $o_1384->value_regex = '[0-9]+';
+  $o_1381->attrs[] = $o_1384;
+  $o_1385 = new AttrSpec();
+  $o_1385->name = 'data-visual';
+  $o_1385->value_regex = 'true|false';
+  $o_1381->attrs[] = $o_1385;
+  $o_1381->attr_lists = ['extended-amp-global'];
+  $o_1381->spec_url = 'https://www.ampproject.org/docs/reference/extended/amp-soundcloud.html';
+  $o_1386 = new AmpLayout();
+  $o_1386->supported_layouts = [AmpLayoutLayout::FIXED_HEIGHT];
+  $o_1381->amp_layout = $o_1386;
+  $o_1381->disallowed_ancestor = ['AMP-SIDEBAR'];
+  $o_1381->also_requires_tag = ['amp-soundcloud extension .js script'];
+  $o_1381->html_format = [TagSpecHtmlFormat::AMP, TagSpecHtmlFormat::AMP4ADS];
+  $o_0->tags[] = $o_1381;
+  $o_1387 = new TagSpec();
+  $o_1387->tag_name = 'script';
+  $o_1387->spec_name = 'amp-springboard-player extension .js script';
+  $o_1387->mandatory_parent = 'head';
+  $o_1388 = new AttrSpec();
+  $o_1388->name = 'async';
+  $o_1388->mandatory = true;
+  $o_1388->value = '';
+  $o_1387->attrs[] = $o_1388;
+  $o_1389 = new AttrSpec();
+  $o_1389->name = 'custom-element';
+  $o_1389->mandatory = true;
+  $o_1389->value = 'amp-springboard-player';
+  $o_1389->dispatch_key = true;
+  $o_1387->attrs[] = $o_1389;
+  $o_1390 = new AttrSpec();
+  $o_1390->name = 'nonce';
+  $o_1387->attrs[] = $o_1390;
+  $o_1391 = new AttrSpec();
+  $o_1391->name = 'src';
+  $o_1391->mandatory = true;
+  $o_1391->value_regex = 'https://cdn\\.ampproject\\.org/v0/amp-springboard-player-(latest|0\\.1)\\.js';
+  $o_1387->attrs[] = $o_1391;
+  $o_1392 = new AttrSpec();
+  $o_1392->name = 'type';
+  $o_1392->value_casei = 'text/javascript';
+  $o_1387->attrs[] = $o_1392;
+  $o_1387->spec_url = 'https://www.ampproject.org/docs/reference/extended/amp-springboard-player.html';
+  $o_1393 = new CdataSpec();
+  $o_1394 = new BlackListedCDataRegex();
+  $o_1394->regex = '.';
+  $o_1394->error_message = 'contents';
+  $o_1393->blacklisted_cdata_regex[] = $o_1394;
+  $o_1387->cdata = $o_1393;
+  $o_1387->html_format = [TagSpecHtmlFormat::AMP, TagSpecHtmlFormat::AMP4ADS];
+  $o_1387->unique_warning = true;
+  $o_1387->extension_unused_unless_tag_present = ['amp-springboard-player'];
+  $o_0->tags[] = $o_1387;
+  $o_1395 = new TagSpec();
+  $o_1395->tag_name = 'amp-springboard-player';
+  $o_1396 = new AttrSpec();
+  $o_1396->name = 'data-content-id';
+  $o_1396->mandatory = true;
+  $o_1395->attrs[] = $o_1396;
+  $o_1397 = new AttrSpec();
+  $o_1397->name = 'data-domain';
+  $o_1397->mandatory = true;
+  $o_1395->attrs[] = $o_1397;
+  $o_1398 = new AttrSpec();
+  $o_1398->name = 'data-items';
+  $o_1398->mandatory = true;
+  $o_1395->attrs[] = $o_1398;
+  $o_1399 = new AttrSpec();
+  $o_1399->name = 'data-mode';
+  $o_1399->mandatory = true;
+  $o_1399->value_regex_casei = 'playlist|video';
+  $o_1395->attrs[] = $o_1399;
+  $o_1400 = new AttrSpec();
+  $o_1400->name = 'data-player-id';
+  $o_1400->mandatory = true;
+  $o_1400->value_regex_casei = '[a-z0-9]+';
+  $o_1395->attrs[] = $o_1400;
+  $o_1401 = new AttrSpec();
+  $o_1401->name = 'data-site-id';
+  $o_1401->mandatory = true;
+  $o_1401->value_regex = '[0-9]+';
+  $o_1395->attrs[] = $o_1401;
+  $o_1395->attr_lists = ['extended-amp-global'];
+  $o_1395->spec_url = 'https://www.ampproject.org/docs/reference/extended/amp-springboard-player.html';
+  $o_1402 = new AmpLayout();
+  $o_1402->supported_layouts = [AmpLayoutLayout::FILL, AmpLayoutLayout::FIXED, AmpLayoutLayout::FLEX_ITEM, AmpLayoutLayout::RESPONSIVE];
+  $o_1395->amp_layout = $o_1402;
+  $o_1395->disallowed_ancestor = ['AMP-SIDEBAR'];
+  $o_1395->also_requires_tag = ['amp-springboard-player extension .js script'];
+  $o_1395->html_format = [TagSpecHtmlFormat::AMP, TagSpecHtmlFormat::AMP4ADS];
+  $o_0->tags[] = $o_1395;
+  $o_1403 = new TagSpec();
+  $o_1403->tag_name = 'script';
+  $o_1403->spec_name = 'amp-sticky-ad extension .js script';
+  $o_1403->unique = true;
+  $o_1403->mandatory_parent = 'head';
+  $o_1404 = new AttrSpec();
+  $o_1404->name = 'async';
+  $o_1404->mandatory = true;
+  $o_1404->value = '';
+  $o_1403->attrs[] = $o_1404;
+  $o_1405 = new AttrSpec();
+  $o_1405->name = 'custom-element';
+  $o_1405->mandatory = true;
+  $o_1405->value = 'amp-sticky-ad';
+  $o_1405->dispatch_key = true;
+  $o_1403->attrs[] = $o_1405;
+  $o_1406 = new AttrSpec();
+  $o_1406->name = 'nonce';
+  $o_1403->attrs[] = $o_1406;
+  $o_1407 = new AttrSpec();
+  $o_1407->name = 'src';
+  $o_1407->mandatory = true;
+  $o_1407->value_regex = 'https://cdn\\.ampproject\\.org/v0/amp-sticky-ad-(latest|0\\.1||1\\.0)\\.js';
+  $o_1403->attrs[] = $o_1407;
+  $o_1408 = new AttrSpec();
+  $o_1408->name = 'type';
+  $o_1408->value_casei = 'text/javascript';
+  $o_1403->attrs[] = $o_1408;
+  $o_1403->spec_url = 'https://www.ampproject.org/docs/reference/extended/amp-sticky-ad.html';
+  $o_1409 = new CdataSpec();
+  $o_1410 = new BlackListedCDataRegex();
+  $o_1410->regex = '.';
+  $o_1410->error_message = 'contents';
+  $o_1409->blacklisted_cdata_regex[] = $o_1410;
+  $o_1403->cdata = $o_1409;
+  $o_1403->html_format = [TagSpecHtmlFormat::AMP];
+  $o_1403->extension_unused_unless_tag_present = ['amp-sticky-ad'];
+  $o_0->tags[] = $o_1403;
+  $o_1411 = new TagSpec();
+  $o_1411->tag_name = 'amp-sticky-ad';
+  $o_1411->unique = true;
+  $o_1411->attr_lists = ['extended-amp-global'];
+  $o_1411->spec_url = 'https://www.ampproject.org/docs/reference/extended/amp-sticky-ad.html';
+  $o_1412 = new AmpLayout();
+  $o_1412->supported_layouts = [AmpLayoutLayout::NODISPLAY];
+  $o_1411->amp_layout = $o_1412;
+  $o_1411->disallowed_ancestor = ['AMP-APP-BANNER', 'AMP-SIDEBAR'];
+  $o_1411->also_requires_tag = ['amp-sticky-ad extension .js script'];
+  $o_1413 = new ChildTagSpec();
+  $o_1413->mandatory_num_child_tags = 1;
+  $o_1413->first_child_tag_name_oneof = ['AMP-AD'];
+  $o_1411->child_tags = $o_1413;
+  $o_1411->html_format = [TagSpecHtmlFormat::AMP];
+  $o_0->tags[] = $o_1411;
+  $o_1414 = new TagSpec();
+  $o_1414->tag_name = 'script';
+  $o_1414->spec_name = 'amp-twitter extension .js script';
+  $o_1414->mandatory_parent = 'head';
+  $o_1415 = new AttrSpec();
+  $o_1415->name = 'async';
+  $o_1415->mandatory = true;
+  $o_1415->value = '';
+  $o_1414->attrs[] = $o_1415;
+  $o_1416 = new AttrSpec();
+  $o_1416->name = 'custom-element';
+  $o_1416->mandatory = true;
+  $o_1416->value = 'amp-twitter';
+  $o_1416->dispatch_key = true;
+  $o_1414->attrs[] = $o_1416;
+  $o_1417 = new AttrSpec();
+  $o_1417->name = 'nonce';
+  $o_1414->attrs[] = $o_1417;
+  $o_1418 = new AttrSpec();
+  $o_1418->name = 'src';
+  $o_1418->mandatory = true;
+  $o_1418->value_regex = 'https://cdn\\.ampproject\\.org/v0/amp-twitter-(latest|0\\.1).js';
+  $o_1414->attrs[] = $o_1418;
+  $o_1419 = new AttrSpec();
+  $o_1419->name = 'type';
+  $o_1419->value_casei = 'text/javascript';
+  $o_1414->attrs[] = $o_1419;
+  $o_1414->spec_url = 'https://www.ampproject.org/docs/reference/extended/amp-twitter.html';
+  $o_1420 = new CdataSpec();
+  $o_1421 = new BlackListedCDataRegex();
+  $o_1421->regex = '.';
+  $o_1421->error_message = 'contents';
+  $o_1420->blacklisted_cdata_regex[] = $o_1421;
+  $o_1414->cdata = $o_1420;
+  $o_1414->html_format = [TagSpecHtmlFormat::AMP, TagSpecHtmlFormat::AMP4ADS];
+  $o_1414->unique_warning = true;
+  $o_1414->extension_unused_unless_tag_present = ['amp-twitter'];
+  $o_0->tags[] = $o_1414;
+  $o_1422 = new TagSpec();
+  $o_1422->tag_name = 'amp-twitter';
+  $o_1423 = new AttrSpec();
+  $o_1423->name = 'data-tweetid';
+  $o_1423->mandatory = true;
+  $o_1422->attrs[] = $o_1423;
+  $o_1422->attr_lists = ['extended-amp-global'];
+  $o_1422->spec_url = 'https://www.ampproject.org/docs/reference/extended/amp-twitter.html';
+  $o_1424 = new AmpLayout();
+  $o_1424->supported_layouts = [AmpLayoutLayout::FILL, AmpLayoutLayout::FIXED, AmpLayoutLayout::FIXED_HEIGHT, AmpLayoutLayout::FLEX_ITEM, AmpLayoutLayout::NODISPLAY, AmpLayoutLayout::RESPONSIVE];
+  $o_1422->amp_layout = $o_1424;
+  $o_1422->disallowed_ancestor = ['AMP-SIDEBAR'];
+  $o_1422->also_requires_tag = ['amp-twitter extension .js script'];
+  $o_1422->html_format = [TagSpecHtmlFormat::AMP, TagSpecHtmlFormat::AMP4ADS];
+  $o_0->tags[] = $o_1422;
+  $o_1425 = new TagSpec();
+  $o_1425->tag_name = 'script';
+  $o_1425->spec_name = 'amp-user-notification extension .js script';
+  $o_1425->mandatory_parent = 'head';
+  $o_1426 = new AttrSpec();
+  $o_1426->name = 'async';
+  $o_1426->mandatory = true;
+  $o_1426->value = '';
+  $o_1425->attrs[] = $o_1426;
+  $o_1427 = new AttrSpec();
+  $o_1427->name = 'custom-element';
+  $o_1427->mandatory = true;
+  $o_1427->value = 'amp-user-notification';
+  $o_1427->dispatch_key = true;
+  $o_1425->attrs[] = $o_1427;
+  $o_1428 = new AttrSpec();
+  $o_1428->name = 'nonce';
+  $o_1425->attrs[] = $o_1428;
+  $o_1429 = new AttrSpec();
+  $o_1429->name = 'src';
+  $o_1429->mandatory = true;
+  $o_1429->value_regex = 'https://cdn\\.ampproject\\.org/v0/amp-user-notification-(latest|0\\.1).js';
+  $o_1425->attrs[] = $o_1429;
+  $o_1430 = new AttrSpec();
+  $o_1430->name = 'type';
+  $o_1430->value_casei = 'text/javascript';
+  $o_1425->attrs[] = $o_1430;
+  $o_1425->spec_url = 'https://www.ampproject.org/docs/reference/extended/amp-user-notification.html';
+  $o_1431 = new CdataSpec();
+  $o_1432 = new BlackListedCDataRegex();
+  $o_1432->regex = '.';
+  $o_1432->error_message = 'contents';
+  $o_1431->blacklisted_cdata_regex[] = $o_1432;
+  $o_1425->cdata = $o_1431;
+  $o_1425->html_format = [TagSpecHtmlFormat::AMP];
+  $o_1425->unique_warning = true;
+  $o_1425->extension_unused_unless_tag_present = ['amp-user-notification'];
+  $o_0->tags[] = $o_1425;
+  $o_1433 = new TagSpec();
+  $o_1433->tag_name = 'amp-user-notification';
+  $o_1434 = new AttrSpec();
+  $o_1434->name = 'data-dismiss-href';
+  $o_1435 = new UrlSpec();
+  $o_1435->allowed_protocol = ['https'];
+  $o_1435->allow_relative = false;
+  $o_1435->allow_empty = false;
+  $o_1434->value_url = $o_1435;
+  $o_1433->attrs[] = $o_1434;
+  $o_1436 = new AttrSpec();
+  $o_1436->name = 'data-show-if-href';
+  $o_1437 = new UrlSpec();
+  $o_1437->allowed_protocol = ['https'];
+  $o_1437->allow_relative = false;
+  $o_1437->allow_empty = false;
+  $o_1436->value_url = $o_1437;
+  $o_1433->attrs[] = $o_1436;
+  $o_1433->attr_lists = ['extended-amp-global'];
+  $o_1433->spec_url = 'https://www.ampproject.org/docs/reference/extended/amp-user-notification.html';
+  $o_1438 = new AmpLayout();
+  $o_1438->supported_layouts = [AmpLayoutLayout::NODISPLAY];
+  $o_1433->amp_layout = $o_1438;
+  $o_1433->disallowed_ancestor = ['AMP-SIDEBAR'];
+  $o_1433->also_requires_tag = ['amp-analytics extension .js script', 'amp-user-notification extension .js script'];
+  $o_1433->html_format = [TagSpecHtmlFormat::AMP];
+  $o_0->tags[] = $o_1433;
+  $o_1439 = new TagSpec();
+  $o_1439->tag_name = 'script';
+  $o_1439->spec_name = 'amp-video extension .js script';
+  $o_1439->unique = true;
+  $o_1439->mandatory_parent = 'head';
+  $o_1440 = new AttrSpec();
+  $o_1440->name = 'async';
+  $o_1440->mandatory = true;
+  $o_1440->value = '';
+  $o_1439->attrs[] = $o_1440;
+  $o_1441 = new AttrSpec();
+  $o_1441->name = 'custom-element';
+  $o_1441->mandatory = true;
+  $o_1441->value = 'amp-video';
+  $o_1441->dispatch_key = true;
+  $o_1439->attrs[] = $o_1441;
+  $o_1442 = new AttrSpec();
+  $o_1442->name = 'nonce';
+  $o_1439->attrs[] = $o_1442;
+  $o_1443 = new AttrSpec();
+  $o_1443->name = 'src';
+  $o_1443->mandatory = true;
+  $o_1443->value_regex = 'https://cdn\\.ampproject\\.org/v0/amp-video-(latest|0\\.1)\\.js';
+  $o_1439->attrs[] = $o_1443;
+  $o_1444 = new AttrSpec();
+  $o_1444->name = 'type';
+  $o_1444->value_casei = 'text/javascript';
+  $o_1439->attrs[] = $o_1444;
+  $o_1439->spec_url = 'https://www.ampproject.org/docs/reference/extended/amp-video.html';
+  $o_1445 = new CdataSpec();
+  $o_1446 = new BlackListedCDataRegex();
+  $o_1446->regex = '.';
+  $o_1446->error_message = 'contents';
+  $o_1445->blacklisted_cdata_regex[] = $o_1446;
+  $o_1439->cdata = $o_1445;
+  $o_1439->html_format = [TagSpecHtmlFormat::AMP, TagSpecHtmlFormat::AMP4ADS];
+  $o_1439->extension_unused_unless_tag_present = ['amp-video'];
+  $o_0->tags[] = $o_1439;
+  $o_1447 = new TagSpec();
+  $o_1447->tag_name = 'amp-video';
+  $o_1448 = new AttrSpec();
+  $o_1448->name = 'alt';
+  $o_1447->attrs[] = $o_1448;
+  $o_1449 = new AttrSpec();
+  $o_1449->name = 'attribution';
+  $o_1447->attrs[] = $o_1449;
+  $o_1450 = new AttrSpec();
+  $o_1450->name = 'autoplay';
+  $o_1450->value = '';
+  $o_1447->attrs[] = $o_1450;
+  $o_1451 = new AttrSpec();
+  $o_1451->name = 'controls';
+  $o_1451->value = '';
+  $o_1447->attrs[] = $o_1451;
+  $o_1452 = new AttrSpec();
+  $o_1452->name = 'loop';
+  $o_1452->value = '';
+  $o_1447->attrs[] = $o_1452;
+  $o_1453 = new AttrSpec();
+  $o_1453->name = 'muted';
+  $o_1453->value = '';
+  $o_1447->attrs[] = $o_1453;
+  $o_1454 = new AttrSpec();
+  $o_1454->name = 'placeholder';
+  $o_1447->attrs[] = $o_1454;
+  $o_1455 = new AttrSpec();
+  $o_1455->name = 'poster';
+  $o_1447->attrs[] = $o_1455;
+  $o_1456 = new AttrSpec();
+  $o_1456->name = 'preload';
+  $o_1456->value_regex = '(none|metadata|auto|)';
+  $o_1447->attrs[] = $o_1456;
+  $o_1457 = new AttrSpec();
+  $o_1457->name = 'src';
+  $o_1457->blacklisted_value_regex = '__amp_source_origin';
+  $o_1458 = new UrlSpec();
+  $o_1458->allowed_protocol = ['https'];
+  $o_1458->allow_relative = true;
+  $o_1457->value_url = $o_1458;
+  $o_1447->attrs[] = $o_1457;
+  $o_1447->attr_lists = ['extended-amp-global'];
+  $o_1447->spec_url = 'https://www.ampproject.org/docs/reference/amp-video.html';
+  $o_1459 = new AmpLayout();
+  $o_1459->supported_layouts = [AmpLayoutLayout::FILL, AmpLayoutLayout::FIXED, AmpLayoutLayout::FIXED_HEIGHT, AmpLayoutLayout::FLEX_ITEM, AmpLayoutLayout::NODISPLAY, AmpLayoutLayout::RESPONSIVE];
+  $o_1447->amp_layout = $o_1459;
+  $o_1447->disallowed_ancestor = ['AMP-SIDEBAR'];
+  $o_1447->html_format = [TagSpecHtmlFormat::AMP, TagSpecHtmlFormat::AMP4ADS];
+  $o_1447->also_requires_tag_warning = ['amp-video extension .js script'];
+  $o_0->tags[] = $o_1447;
+  $o_1460 = new TagSpec();
+  $o_1460->tag_name = 'script';
+  $o_1460->spec_name = 'amp-vimeo extension .js script';
+  $o_1460->mandatory_parent = 'head';
+  $o_1461 = new AttrSpec();
+  $o_1461->name = 'async';
+  $o_1461->mandatory = true;
+  $o_1461->value = '';
+  $o_1460->attrs[] = $o_1461;
+  $o_1462 = new AttrSpec();
+  $o_1462->name = 'custom-element';
+  $o_1462->mandatory = true;
+  $o_1462->value = 'amp-vimeo';
+  $o_1462->dispatch_key = true;
+  $o_1460->attrs[] = $o_1462;
+  $o_1463 = new AttrSpec();
+  $o_1463->name = 'nonce';
+  $o_1460->attrs[] = $o_1463;
+  $o_1464 = new AttrSpec();
+  $o_1464->name = 'src';
+  $o_1464->mandatory = true;
+  $o_1464->value_regex = 'https://cdn\\.ampproject\\.org/v0/amp-vimeo-(latest|0\\.1)\\.js';
+  $o_1460->attrs[] = $o_1464;
+  $o_1465 = new AttrSpec();
+  $o_1465->name = 'type';
+  $o_1465->value_casei = 'text/javascript';
+  $o_1460->attrs[] = $o_1465;
+  $o_1460->spec_url = 'https://www.ampproject.org/docs/reference/extended/amp-vimeo.html';
+  $o_1466 = new CdataSpec();
+  $o_1467 = new BlackListedCDataRegex();
+  $o_1467->regex = '.';
+  $o_1467->error_message = 'contents';
+  $o_1466->blacklisted_cdata_regex[] = $o_1467;
+  $o_1460->cdata = $o_1466;
+  $o_1460->html_format = [TagSpecHtmlFormat::AMP, TagSpecHtmlFormat::AMP4ADS];
+  $o_1460->unique_warning = true;
+  $o_1460->extension_unused_unless_tag_present = ['amp-vimeo'];
+  $o_0->tags[] = $o_1460;
+  $o_1468 = new TagSpec();
+  $o_1468->tag_name = 'amp-vimeo';
+  $o_1469 = new AttrSpec();
+  $o_1469->name = 'data-videoid';
+  $o_1469->mandatory = true;
+  $o_1469->value_regex = '[0-9]+';
+  $o_1468->attrs[] = $o_1469;
+  $o_1468->attr_lists = ['extended-amp-global'];
+  $o_1468->spec_url = 'https://www.ampproject.org/docs/reference/extended/amp-vimeo.html';
+  $o_1470 = new AmpLayout();
+  $o_1470->supported_layouts = [AmpLayoutLayout::FILL, AmpLayoutLayout::FIXED, AmpLayoutLayout::FIXED_HEIGHT, AmpLayoutLayout::FLEX_ITEM, AmpLayoutLayout::RESPONSIVE];
+  $o_1468->amp_layout = $o_1470;
+  $o_1468->disallowed_ancestor = ['AMP-SIDEBAR'];
+  $o_1468->also_requires_tag = ['amp-vimeo extension .js script'];
+  $o_1468->html_format = [TagSpecHtmlFormat::AMP, TagSpecHtmlFormat::AMP4ADS];
+  $o_0->tags[] = $o_1468;
+  $o_1471 = new TagSpec();
+  $o_1471->tag_name = 'script';
+  $o_1471->spec_name = 'amp-vine extension .js script';
+  $o_1471->mandatory_parent = 'head';
+  $o_1472 = new AttrSpec();
+  $o_1472->name = 'async';
+  $o_1472->mandatory = true;
+  $o_1472->value = '';
+  $o_1471->attrs[] = $o_1472;
+  $o_1473 = new AttrSpec();
+  $o_1473->name = 'custom-element';
+  $o_1473->mandatory = true;
+  $o_1473->value = 'amp-vine';
+  $o_1473->dispatch_key = true;
+  $o_1471->attrs[] = $o_1473;
+  $o_1474 = new AttrSpec();
+  $o_1474->name = 'nonce';
+  $o_1471->attrs[] = $o_1474;
+  $o_1475 = new AttrSpec();
+  $o_1475->name = 'src';
+  $o_1475->mandatory = true;
+  $o_1475->value_regex = 'https://cdn\\.ampproject\\.org/v0/amp-vine-(latest|0\\.1).js';
+  $o_1471->attrs[] = $o_1475;
+  $o_1476 = new AttrSpec();
+  $o_1476->name = 'type';
+  $o_1476->value_casei = 'text/javascript';
+  $o_1471->attrs[] = $o_1476;
+  $o_1471->spec_url = 'https://www.ampproject.org/docs/reference/extended/amp-vine.html';
+  $o_1477 = new CdataSpec();
+  $o_1478 = new BlackListedCDataRegex();
+  $o_1478->regex = '.';
+  $o_1478->error_message = 'contents';
+  $o_1477->blacklisted_cdata_regex[] = $o_1478;
+  $o_1471->cdata = $o_1477;
+  $o_1471->html_format = [TagSpecHtmlFormat::AMP, TagSpecHtmlFormat::AMP4ADS];
+  $o_1471->unique_warning = true;
+  $o_1471->extension_unused_unless_tag_present = ['amp-vine'];
+  $o_0->tags[] = $o_1471;
+  $o_1479 = new TagSpec();
+  $o_1479->tag_name = 'amp-vine';
+  $o_1480 = new AttrSpec();
+  $o_1480->name = 'data-vineid';
+  $o_1480->mandatory = true;
+  $o_1479->attrs[] = $o_1480;
+  $o_1479->attr_lists = ['extended-amp-global'];
+  $o_1479->spec_url = 'https://www.ampproject.org/docs/reference/extended/amp-vine.html';
+  $o_1481 = new AmpLayout();
+  $o_1481->supported_layouts = [AmpLayoutLayout::FILL, AmpLayoutLayout::FIXED, AmpLayoutLayout::FIXED_HEIGHT, AmpLayoutLayout::FLEX_ITEM, AmpLayoutLayout::NODISPLAY, AmpLayoutLayout::RESPONSIVE];
+  $o_1479->amp_layout = $o_1481;
+  $o_1479->disallowed_ancestor = ['AMP-SIDEBAR'];
+  $o_1479->also_requires_tag = ['amp-vine extension .js script'];
+  $o_1479->html_format = [TagSpecHtmlFormat::AMP, TagSpecHtmlFormat::AMP4ADS];
+  $o_0->tags[] = $o_1479;
+  $o_1482 = new TagSpec();
+  $o_1482->tag_name = 'script';
+  $o_1482->spec_name = 'amp-youtube extension .js script';
+  $o_1482->mandatory_parent = 'head';
+  $o_1483 = new AttrSpec();
+  $o_1483->name = 'async';
+  $o_1483->mandatory = true;
+  $o_1483->value = '';
+  $o_1482->attrs[] = $o_1483;
+  $o_1484 = new AttrSpec();
+  $o_1484->name = 'custom-element';
+  $o_1484->mandatory = true;
+  $o_1484->value = 'amp-youtube';
+  $o_1484->dispatch_key = true;
+  $o_1482->attrs[] = $o_1484;
+  $o_1485 = new AttrSpec();
+  $o_1485->name = 'nonce';
+  $o_1482->attrs[] = $o_1485;
+  $o_1486 = new AttrSpec();
+  $o_1486->name = 'src';
+  $o_1486->mandatory = true;
+  $o_1486->value_regex = 'https://cdn\\.ampproject\\.org/v0/amp-youtube-(latest|0\\.1)\\.js';
+  $o_1482->attrs[] = $o_1486;
+  $o_1487 = new AttrSpec();
+  $o_1487->name = 'type';
+  $o_1487->value_casei = 'text/javascript';
+  $o_1482->attrs[] = $o_1487;
+  $o_1482->spec_url = 'https://www.ampproject.org/docs/reference/extended/amp-youtube.html';
+  $o_1488 = new CdataSpec();
+  $o_1489 = new BlackListedCDataRegex();
+  $o_1489->regex = '.';
+  $o_1489->error_message = 'contents';
+  $o_1488->blacklisted_cdata_regex[] = $o_1489;
+  $o_1482->cdata = $o_1488;
+  $o_1482->html_format = [TagSpecHtmlFormat::AMP, TagSpecHtmlFormat::AMP4ADS];
+  $o_1482->unique_warning = true;
+  $o_1482->extension_unused_unless_tag_present = ['amp-youtube'];
+  $o_0->tags[] = $o_1482;
+  $o_1490 = new TagSpec();
+  $o_1490->tag_name = 'amp-youtube';
+  $o_1491 = new AttrSpec();
+  $o_1491->name = 'autoplay';
+  $o_1490->attrs[] = $o_1491;
+  $o_1492 = new AttrSpec();
+  $o_1492->name = 'data-videoid';
+  $o_1492->mandatory = true;
+  $o_1492->value_regex = '[^=/?:]+';
+  $o_1490->attrs[] = $o_1492;
+  $o_1490->attr_lists = ['extended-amp-global'];
+  $o_1490->spec_url = 'https://www.ampproject.org/docs/reference/extended/amp-youtube.html';
+  $o_1493 = new AmpLayout();
+  $o_1493->supported_layouts = [AmpLayoutLayout::FILL, AmpLayoutLayout::FIXED, AmpLayoutLayout::FIXED_HEIGHT, AmpLayoutLayout::FLEX_ITEM, AmpLayoutLayout::NODISPLAY, AmpLayoutLayout::RESPONSIVE];
+  $o_1490->amp_layout = $o_1493;
+  $o_1490->disallowed_ancestor = ['AMP-SIDEBAR'];
+  $o_1490->also_requires_tag = ['amp-youtube extension .js script'];
+  $o_1490->html_format = [TagSpecHtmlFormat::AMP, TagSpecHtmlFormat::AMP4ADS];
+  $o_0->tags[] = $o_1490;
+  $o_0->min_validator_revision_required = 210;
+  $o_0->spec_file_revision = 358;
+  $o_1494 = new AttrList();
+  $o_1494->name = 'common-link-attrs';
+  $o_1495 = new AttrSpec();
+  $o_1495->name = 'media';
+  $o_1494->attrs[] = $o_1495;
+  $o_1496 = new AttrSpec();
+  $o_1496->name = 'sizes';
+  $o_1494->attrs[] = $o_1496;
+  $o_1497 = new AttrSpec();
+  $o_1497->name = 'target';
+  $o_1494->attrs[] = $o_1497;
+  $o_1498 = new AttrSpec();
+  $o_1498->name = 'type';
+  $o_1494->attrs[] = $o_1498;
+  $o_1499 = new AttrSpec();
+  $o_1499->name = 'hreflang';
+  $o_1494->attrs[] = $o_1499;
+  $o_1500 = new AttrSpec();
+  $o_1500->name = 'charset';
+  $o_1500->value_casei = 'utf-8';
+  $o_1494->attrs[] = $o_1500;
+  $o_1501 = new AttrSpec();
+  $o_1501->name = 'color';
+  $o_1494->attrs[] = $o_1501;
+  $o_0->attr_lists[] = $o_1494;
+  $o_1502 = new AttrList();
+  $o_1502->name = 'cite-attr';
+  $o_1503 = new AttrSpec();
+  $o_1503->name = 'cite';
+  $o_1503->blacklisted_value_regex = '__amp_source_origin';
+  $o_1504 = new UrlSpec();
+  $o_1504->allowed_protocol = ['http', 'https', 'mailto', 'ftp', 'fb-messenger', 'intent', 'skype', 'sms', 'snapchat', 'tel', 'tg', 'threema', 'twitter', 'viber', 'whatsapp'];
+  $o_1504->allow_relative = true;
+  $o_1504->allow_empty = true;
+  $o_1503->value_url = $o_1504;
+  $o_1502->attrs[] = $o_1503;
+  $o_0->attr_lists[] = $o_1502;
+  $o_1505 = new AttrList();
+  $o_1505->name = 'track-attrs-no-subtitles';
+  $o_1506 = new AttrSpec();
+  $o_1506->name = 'src';
+  $o_1506->mandatory = true;
+  $o_1506->blacklisted_value_regex = '__amp_source_origin';
+  $o_1507 = new UrlSpec();
+  $o_1507->allowed_protocol = ['https'];
+  $o_1507->allow_relative = false;
+  $o_1506->value_url = $o_1507;
+  $o_1505->attrs[] = $o_1506;
+  $o_1508 = new AttrSpec();
+  $o_1508->name = 'default';
+  $o_1508->value = '';
+  $o_1505->attrs[] = $o_1508;
+  $o_1509 = new AttrSpec();
+  $o_1509->name = 'kind';
+  $o_1509->value_regex = '(captions|descriptions|chapters|metadata)';
+  $o_1505->attrs[] = $o_1509;
+  $o_1510 = new AttrSpec();
+  $o_1510->name = 'label';
+  $o_1505->attrs[] = $o_1510;
+  $o_1511 = new AttrSpec();
+  $o_1511->name = 'srclang';
+  $o_1505->attrs[] = $o_1511;
+  $o_0->attr_lists[] = $o_1505;
+  $o_1512 = new AttrList();
+  $o_1512->name = 'track-attrs-subtitles';
+  $o_1513 = new AttrSpec();
+  $o_1513->name = 'src';
+  $o_1513->mandatory = true;
+  $o_1513->blacklisted_value_regex = '__amp_source_origin';
+  $o_1514 = new UrlSpec();
+  $o_1514->allowed_protocol = ['https'];
+  $o_1514->allow_relative = false;
+  $o_1513->value_url = $o_1514;
+  $o_1512->attrs[] = $o_1513;
+  $o_1515 = new AttrSpec();
+  $o_1515->name = 'default';
+  $o_1515->value = '';
+  $o_1512->attrs[] = $o_1515;
+  $o_1516 = new AttrSpec();
+  $o_1516->name = 'kind';
+  $o_1516->mandatory = true;
+  $o_1516->value_casei = 'subtitles';
+  $o_1512->attrs[] = $o_1516;
+  $o_1517 = new AttrSpec();
+  $o_1517->name = 'label';
+  $o_1512->attrs[] = $o_1517;
+  $o_1518 = new AttrSpec();
+  $o_1518->name = 'srclang';
+  $o_1518->mandatory = true;
+  $o_1512->attrs[] = $o_1518;
+  $o_0->attr_lists[] = $o_1512;
+  $o_1519 = new AttrList();
+  $o_1519->name = 'svg-conditional-processing-attributes';
+  $o_1520 = new AttrSpec();
+  $o_1520->name = 'requiredextensions';
+  $o_1519->attrs[] = $o_1520;
+  $o_1521 = new AttrSpec();
+  $o_1521->name = 'requiredfeatures';
+  $o_1519->attrs[] = $o_1521;
+  $o_1522 = new AttrSpec();
+  $o_1522->name = 'systemlanguage';
+  $o_1519->attrs[] = $o_1522;
+  $o_0->attr_lists[] = $o_1519;
+  $o_1523 = new AttrList();
+  $o_1523->name = 'svg-core-attributes';
+  $o_1524 = new AttrSpec();
+  $o_1524->name = 'xml:base';
+  $o_1523->attrs[] = $o_1524;
+  $o_1525 = new AttrSpec();
+  $o_1525->name = 'xml:lang';
+  $o_1523->attrs[] = $o_1525;
+  $o_1526 = new AttrSpec();
+  $o_1526->name = 'xml:space';
+  $o_1523->attrs[] = $o_1526;
+  $o_1527 = new AttrSpec();
+  $o_1527->name = 'xmlns';
+  $o_1523->attrs[] = $o_1527;
+  $o_1528 = new AttrSpec();
+  $o_1528->name = 'xmlns:xlink';
+  $o_1523->attrs[] = $o_1528;
+  $o_0->attr_lists[] = $o_1523;
+  $o_1529 = new AttrList();
+  $o_1529->name = 'svg-filter-primitive-attributes';
+  $o_1530 = new AttrSpec();
+  $o_1530->name = 'height';
+  $o_1529->attrs[] = $o_1530;
+  $o_1531 = new AttrSpec();
+  $o_1531->name = 'result';
+  $o_1529->attrs[] = $o_1531;
+  $o_1532 = new AttrSpec();
+  $o_1532->name = 'width';
+  $o_1529->attrs[] = $o_1532;
+  $o_1533 = new AttrSpec();
+  $o_1533->name = 'x';
+  $o_1529->attrs[] = $o_1533;
+  $o_1534 = new AttrSpec();
+  $o_1534->name = 'y';
+  $o_1529->attrs[] = $o_1534;
+  $o_0->attr_lists[] = $o_1529;
+  $o_1535 = new AttrList();
+  $o_1535->name = 'svg-presentation-attributes';
+  $o_1536 = new AttrSpec();
+  $o_1536->name = 'alignment-baseline';
+  $o_1535->attrs[] = $o_1536;
+  $o_1537 = new AttrSpec();
+  $o_1537->name = 'baseline-shift';
+  $o_1535->attrs[] = $o_1537;
+  $o_1538 = new AttrSpec();
+  $o_1538->name = 'clip';
+  $o_1535->attrs[] = $o_1538;
+  $o_1539 = new AttrSpec();
+  $o_1539->name = 'clip-path';
+  $o_1535->attrs[] = $o_1539;
+  $o_1540 = new AttrSpec();
+  $o_1540->name = 'clip-rule';
+  $o_1535->attrs[] = $o_1540;
+  $o_1541 = new AttrSpec();
+  $o_1541->name = 'color';
+  $o_1535->attrs[] = $o_1541;
+  $o_1542 = new AttrSpec();
+  $o_1542->name = 'color-interpolation';
+  $o_1535->attrs[] = $o_1542;
+  $o_1543 = new AttrSpec();
+  $o_1543->name = 'color-interpolation-filters';
+  $o_1535->attrs[] = $o_1543;
+  $o_1544 = new AttrSpec();
+  $o_1544->name = 'color-profile';
+  $o_1535->attrs[] = $o_1544;
+  $o_1545 = new AttrSpec();
+  $o_1545->name = 'color-rendering';
+  $o_1535->attrs[] = $o_1545;
+  $o_1546 = new AttrSpec();
+  $o_1546->name = 'cursor';
+  $o_1535->attrs[] = $o_1546;
+  $o_1547 = new AttrSpec();
+  $o_1547->name = 'direction';
+  $o_1535->attrs[] = $o_1547;
+  $o_1548 = new AttrSpec();
+  $o_1548->name = 'display';
+  $o_1535->attrs[] = $o_1548;
+  $o_1549 = new AttrSpec();
+  $o_1549->name = 'dominant-baseline';
+  $o_1535->attrs[] = $o_1549;
+  $o_1550 = new AttrSpec();
+  $o_1550->name = 'enable-background';
+  $o_1535->attrs[] = $o_1550;
+  $o_1551 = new AttrSpec();
+  $o_1551->name = 'fill';
+  $o_1535->attrs[] = $o_1551;
+  $o_1552 = new AttrSpec();
+  $o_1552->name = 'fill-opacity';
+  $o_1535->attrs[] = $o_1552;
+  $o_1553 = new AttrSpec();
+  $o_1553->name = 'fill-rule';
+  $o_1535->attrs[] = $o_1553;
+  $o_1554 = new AttrSpec();
+  $o_1554->name = 'filter';
+  $o_1535->attrs[] = $o_1554;
+  $o_1555 = new AttrSpec();
+  $o_1555->name = 'flood-color';
+  $o_1535->attrs[] = $o_1555;
+  $o_1556 = new AttrSpec();
+  $o_1556->name = 'flood-opacity';
+  $o_1535->attrs[] = $o_1556;
+  $o_1557 = new AttrSpec();
+  $o_1557->name = 'font-family';
+  $o_1535->attrs[] = $o_1557;
+  $o_1558 = new AttrSpec();
+  $o_1558->name = 'font-size';
+  $o_1535->attrs[] = $o_1558;
+  $o_1559 = new AttrSpec();
+  $o_1559->name = 'font-size-adjust';
+  $o_1535->attrs[] = $o_1559;
+  $o_1560 = new AttrSpec();
+  $o_1560->name = 'font-stretch';
+  $o_1535->attrs[] = $o_1560;
+  $o_1561 = new AttrSpec();
+  $o_1561->name = 'font-style';
+  $o_1535->attrs[] = $o_1561;
+  $o_1562 = new AttrSpec();
+  $o_1562->name = 'font-variant';
+  $o_1535->attrs[] = $o_1562;
+  $o_1563 = new AttrSpec();
+  $o_1563->name = 'font-weight';
+  $o_1535->attrs[] = $o_1563;
+  $o_1564 = new AttrSpec();
+  $o_1564->name = 'glyph-orientation-horizontal';
+  $o_1535->attrs[] = $o_1564;
+  $o_1565 = new AttrSpec();
+  $o_1565->name = 'glyph-orientation-vertical';
+  $o_1535->attrs[] = $o_1565;
+  $o_1566 = new AttrSpec();
+  $o_1566->name = 'image-rendering';
+  $o_1535->attrs[] = $o_1566;
+  $o_1567 = new AttrSpec();
+  $o_1567->name = 'kerning';
+  $o_1535->attrs[] = $o_1567;
+  $o_1568 = new AttrSpec();
+  $o_1568->name = 'letter-spacing';
+  $o_1535->attrs[] = $o_1568;
+  $o_1569 = new AttrSpec();
+  $o_1569->name = 'lighting-color';
+  $o_1535->attrs[] = $o_1569;
+  $o_1570 = new AttrSpec();
+  $o_1570->name = 'marker-end';
+  $o_1535->attrs[] = $o_1570;
+  $o_1571 = new AttrSpec();
+  $o_1571->name = 'marker-mid';
+  $o_1535->attrs[] = $o_1571;
+  $o_1572 = new AttrSpec();
+  $o_1572->name = 'marker-start';
+  $o_1535->attrs[] = $o_1572;
+  $o_1573 = new AttrSpec();
+  $o_1573->name = 'mask';
+  $o_1535->attrs[] = $o_1573;
+  $o_1574 = new AttrSpec();
+  $o_1574->name = 'opacity';
+  $o_1535->attrs[] = $o_1574;
+  $o_1575 = new AttrSpec();
+  $o_1575->name = 'overflow';
+  $o_1535->attrs[] = $o_1575;
+  $o_1576 = new AttrSpec();
+  $o_1576->name = 'pointer-events';
+  $o_1535->attrs[] = $o_1576;
+  $o_1577 = new AttrSpec();
+  $o_1577->name = 'shape-rendering';
+  $o_1535->attrs[] = $o_1577;
+  $o_1578 = new AttrSpec();
+  $o_1578->name = 'stop-color';
+  $o_1535->attrs[] = $o_1578;
+  $o_1579 = new AttrSpec();
+  $o_1579->name = 'stop-opacity';
+  $o_1535->attrs[] = $o_1579;
+  $o_1580 = new AttrSpec();
+  $o_1580->name = 'stroke';
+  $o_1535->attrs[] = $o_1580;
+  $o_1581 = new AttrSpec();
+  $o_1581->name = 'stroke-dasharray';
+  $o_1535->attrs[] = $o_1581;
+  $o_1582 = new AttrSpec();
+  $o_1582->name = 'stroke-dashoffset';
+  $o_1535->attrs[] = $o_1582;
+  $o_1583 = new AttrSpec();
+  $o_1583->name = 'stroke-linecap';
+  $o_1535->attrs[] = $o_1583;
+  $o_1584 = new AttrSpec();
+  $o_1584->name = 'stroke-linejoin';
+  $o_1535->attrs[] = $o_1584;
+  $o_1585 = new AttrSpec();
+  $o_1585->name = 'stroke-miterlimit';
+  $o_1535->attrs[] = $o_1585;
+  $o_1586 = new AttrSpec();
+  $o_1586->name = 'stroke-opacity';
+  $o_1535->attrs[] = $o_1586;
+  $o_1587 = new AttrSpec();
+  $o_1587->name = 'stroke-width';
+  $o_1535->attrs[] = $o_1587;
+  $o_1588 = new AttrSpec();
+  $o_1588->name = 'text-anchor';
+  $o_1535->attrs[] = $o_1588;
+  $o_1589 = new AttrSpec();
+  $o_1589->name = 'text-decoration';
+  $o_1535->attrs[] = $o_1589;
+  $o_1590 = new AttrSpec();
+  $o_1590->name = 'text-rendering';
+  $o_1535->attrs[] = $o_1590;
+  $o_1591 = new AttrSpec();
+  $o_1591->name = 'unicode-bidi';
+  $o_1535->attrs[] = $o_1591;
+  $o_1592 = new AttrSpec();
+  $o_1592->name = 'visibility';
+  $o_1535->attrs[] = $o_1592;
+  $o_1593 = new AttrSpec();
+  $o_1593->name = 'word-spacing';
+  $o_1535->attrs[] = $o_1593;
+  $o_1594 = new AttrSpec();
+  $o_1594->name = 'writing-mode';
+  $o_1535->attrs[] = $o_1594;
+  $o_0->attr_lists[] = $o_1535;
+  $o_1595 = new AttrList();
+  $o_1595->name = 'svg-transfer-function-attributes';
+  $o_1596 = new AttrSpec();
+  $o_1596->name = 'amplitude';
+  $o_1595->attrs[] = $o_1596;
+  $o_1597 = new AttrSpec();
+  $o_1597->name = 'exponent';
+  $o_1595->attrs[] = $o_1597;
+  $o_1598 = new AttrSpec();
+  $o_1598->name = 'intercept';
+  $o_1595->attrs[] = $o_1598;
+  $o_1599 = new AttrSpec();
+  $o_1599->name = 'offset';
+  $o_1595->attrs[] = $o_1599;
+  $o_1600 = new AttrSpec();
+  $o_1600->name = 'slope';
+  $o_1595->attrs[] = $o_1600;
+  $o_1601 = new AttrSpec();
+  $o_1601->name = 'table';
+  $o_1595->attrs[] = $o_1601;
+  $o_1602 = new AttrSpec();
+  $o_1602->name = 'tablevalues';
+  $o_1595->attrs[] = $o_1602;
+  $o_0->attr_lists[] = $o_1595;
+  $o_1603 = new AttrList();
+  $o_1603->name = 'svg-xlink-attributes';
+  $o_1604 = new AttrSpec();
+  $o_1604->name = 'xlink:actuate';
+  $o_1603->attrs[] = $o_1604;
+  $o_1605 = new AttrSpec();
+  $o_1605->name = 'xlink:arcrole';
+  $o_1603->attrs[] = $o_1605;
+  $o_1606 = new AttrSpec();
+  $o_1606->name = 'xlink:href';
+  $o_1606->value_regex = '#.*';
+  $o_1603->attrs[] = $o_1606;
+  $o_1607 = new AttrSpec();
+  $o_1607->name = 'xlink:role';
+  $o_1603->attrs[] = $o_1607;
+  $o_1608 = new AttrSpec();
+  $o_1608->name = 'xlink:show';
+  $o_1603->attrs[] = $o_1608;
+  $o_1609 = new AttrSpec();
+  $o_1609->name = 'xlink:title';
+  $o_1603->attrs[] = $o_1609;
+  $o_1610 = new AttrSpec();
+  $o_1610->name = 'xlink:type';
+  $o_1603->attrs[] = $o_1610;
+  $o_0->attr_lists[] = $o_1603;
+  $o_1611 = new AttrList();
+  $o_1611->name = 'input-name-attr';
+  $o_1612 = new AttrSpec();
+  $o_1612->name = 'name';
+  $o_1612->blacklisted_value_regex = '(^|\\s)(__amp_\\S*|__count__|__defineGetter__|__defineSetter__|__lookupGetter__|__lookupSetter__|__noSuchMethod__|__parent__|__proto__|__AMP_\\S*|\\$p|\\$proxy|acceptCharset|addEventListener|appendChild|assignedSlot|attachShadow|baseURI|checkValidity|childElementCount|childNodes|classList|className|clientHeight|clientLeft|clientTop|clientWidth|compareDocumentPosition|computedName|computedRole|contentEditable|createShadowRoot|enqueAction|firstChild|firstElementChild|getAnimations|getAttribute|getAttributeNS|getAttributeNode|getAttributeNodeNS|getBoundingClientRect|getClientRects|getDestinationInsertionPoints|getElementsByClassName|getElementsByTagName|getElementsByTagNameNS|getRootNode|hasAttribute|hasAttributeNS|hasAttributes|hasChildNodes|hasPointerCapture|innerHTML|innerText|inputMode|insertAdjacentElement|insertAdjacentHTML|insertAdjacentText|isContentEditable|isDefaultNamespace|isEqualNode|isSameNode|lastChild|lastElementChild|lookupNamespaceURI|namespaceURI|nextElementSibling|nextSibling|nodeName|nodeType|nodeValue|offsetHeight|offsetLeft|offsetParent|offsetTop|offsetWidth|outerHTML|outerText|ownerDocument|parentElement|parentNode|previousElementSibling|previousSibling|querySelector|querySelectorAll|releasePointerCapture|removeAttribute|removeAttributeNS|removeAttributeNode|removeChild|removeEventListener|replaceChild|reportValidity|requestPointerLock|scrollHeight|scrollIntoView|scrollIntoViewIfNeeded|scrollLeft|scrollWidth|setAttribute|setAttributeNS|setAttributeNode|setAttributeNodeNS|setPointerCapture|shadowRoot|styleMap|tabIndex|tagName|textContent|toString|valueOf|(webkit|ms|moz|o)dropzone|(webkit|moz|ms|o)MatchesSelector|(webkit|moz|ms|o)RequestFullScreen|(webkit|moz|ms|o)RequestFullscreen)(\\s|$)';
+  $o_1611->attrs[] = $o_1612;
+  $o_0->attr_lists[] = $o_1611;
+  $o_1613 = new AttrList();
+  $o_1613->name = 'mandatory-src-or-srcset';
+  $o_1614 = new AttrSpec();
+  $o_1614->name = 'src';
+  $o_1614->alternative_names = ['srcset'];
+  $o_1614->mandatory = true;
+  $o_1614->blacklisted_value_regex = '__amp_source_origin';
+  $o_1615 = new UrlSpec();
+  $o_1615->allowed_protocol = ['data', 'http', 'https'];
+  $o_1615->allow_relative = true;
+  $o_1614->value_url = $o_1615;
+  $o_1613->attrs[] = $o_1614;
+  $o_0->attr_lists[] = $o_1613;
+  $o_1616 = new AttrList();
+  $o_1616->name = 'extended-amp-global';
+  $o_1617 = new AttrSpec();
+  $o_1617->name = 'media';
+  $o_1616->attrs[] = $o_1617;
+  $o_1618 = new AttrSpec();
+  $o_1618->name = 'noloading';
+  $o_1618->value = '';
+  $o_1616->attrs[] = $o_1618;
+  $o_0->attr_lists[] = $o_1616;
+  $o_1619 = new AttrList();
+  $o_1619->name = '$AMP_LAYOUT_ATTRS';
+  $o_1620 = new AttrSpec();
+  $o_1620->name = 'height';
+  $o_1619->attrs[] = $o_1620;
+  $o_1621 = new AttrSpec();
+  $o_1621->name = 'heights';
+  $o_1619->attrs[] = $o_1621;
+  $o_1622 = new AttrSpec();
+  $o_1622->name = 'layout';
+  $o_1619->attrs[] = $o_1622;
+  $o_1623 = new AttrSpec();
+  $o_1623->name = 'sizes';
+  $o_1619->attrs[] = $o_1623;
+  $o_1624 = new AttrSpec();
+  $o_1624->name = 'width';
+  $o_1619->attrs[] = $o_1624;
+  $o_0->attr_lists[] = $o_1619;
+  $o_1625 = new AttrList();
+  $o_1625->name = '$GLOBAL_ATTRS';
+  $o_1626 = new AttrSpec();
+  $o_1626->name = 'itemid';
+  $o_1625->attrs[] = $o_1626;
+  $o_1627 = new AttrSpec();
+  $o_1627->name = 'itemprop';
+  $o_1625->attrs[] = $o_1627;
+  $o_1628 = new AttrSpec();
+  $o_1628->name = 'itemref';
+  $o_1625->attrs[] = $o_1628;
+  $o_1629 = new AttrSpec();
+  $o_1629->name = 'itemscope';
+  $o_1625->attrs[] = $o_1629;
+  $o_1630 = new AttrSpec();
+  $o_1630->name = 'itemtype';
+  $o_1625->attrs[] = $o_1630;
+  $o_1631 = new AttrSpec();
+  $o_1631->name = 'about';
+  $o_1625->attrs[] = $o_1631;
+  $o_1632 = new AttrSpec();
+  $o_1632->name = 'content';
+  $o_1625->attrs[] = $o_1632;
+  $o_1633 = new AttrSpec();
+  $o_1633->name = 'datatype';
+  $o_1625->attrs[] = $o_1633;
+  $o_1634 = new AttrSpec();
+  $o_1634->name = 'inlist';
+  $o_1625->attrs[] = $o_1634;
+  $o_1635 = new AttrSpec();
+  $o_1635->name = 'prefix';
+  $o_1625->attrs[] = $o_1635;
+  $o_1636 = new AttrSpec();
+  $o_1636->name = 'property';
+  $o_1625->attrs[] = $o_1636;
+  $o_1637 = new AttrSpec();
+  $o_1637->name = 'resource';
+  $o_1625->attrs[] = $o_1637;
+  $o_1638 = new AttrSpec();
+  $o_1638->name = 'typeof';
+  $o_1625->attrs[] = $o_1638;
+  $o_1639 = new AttrSpec();
+  $o_1639->name = 'vocab';
+  $o_1625->attrs[] = $o_1639;
+  $o_1640 = new AttrSpec();
+  $o_1640->name = 'accesskey';
+  $o_1625->attrs[] = $o_1640;
+  $o_1641 = new AttrSpec();
+  $o_1641->name = 'class';
+  $o_1641->blacklisted_value_regex = '(^|\\W)i-amphtml-';
+  $o_1625->attrs[] = $o_1641;
+  $o_1642 = new AttrSpec();
+  $o_1642->name = 'dir';
+  $o_1625->attrs[] = $o_1642;
+  $o_1643 = new AttrSpec();
+  $o_1643->name = 'draggable';
+  $o_1625->attrs[] = $o_1643;
+  $o_1644 = new AttrSpec();
+  $o_1644->name = 'id';
+  $o_1644->blacklisted_value_regex = '(^|\\s)(__amp_\\S*|__count__|__defineGetter__|__defineSetter__|__lookupGetter__|__lookupSetter__|__noSuchMethod__|__parent__|__proto__|__AMP_\\S*|\\$p|\\$proxy|acceptCharset|addEventListener|appendChild|assignedSlot|attachShadow|AMP|baseURI|checkValidity|childElementCount|childNodes|classList|className|clientHeight|clientLeft|clientTop|clientWidth|compareDocumentPosition|computedName|computedRole|contentEditable|createShadowRoot|enqueAction|firstChild|firstElementChild|getAnimations|getAttribute|getAttributeNS|getAttributeNode|getAttributeNodeNS|getBoundingClientRect|getClientRects|getDestinationInsertionPoints|getElementsByClassName|getElementsByTagName|getElementsByTagNameNS|getRootNode|hasAttribute|hasAttributeNS|hasAttributes|hasChildNodes|hasPointerCapture|i-amphtml-\\S*|innerHTML|innerText|inputMode|insertAdjacentElement|insertAdjacentHTML|insertAdjacentText|isContentEditable|isDefaultNamespace|isEqualNode|isSameNode|lastChild|lastElementChild|lookupNamespaceURI|namespaceURI|nextElementSibling|nextSibling|nodeName|nodeType|nodeValue|offsetHeight|offsetLeft|offsetParent|offsetTop|offsetWidth|outerHTML|outerText|ownerDocument|parentElement|parentNode|previousElementSibling|previousSibling|querySelector|querySelectorAll|releasePointerCapture|removeAttribute|removeAttributeNS|removeAttributeNode|removeChild|removeEventListener|replaceChild|reportValidity|requestPointerLock|scrollHeight|scrollIntoView|scrollIntoViewIfNeeded|scrollLeft|scrollWidth|setAttribute|setAttributeNS|setAttributeNode|setAttributeNodeNS|setPointerCapture|shadowRoot|styleMap|tabIndex|tagName|textContent|toString|valueOf|(webkit|ms|moz|o)dropzone|(webkit|moz|ms|o)MatchesSelector|(webkit|moz|ms|o)RequestFullScreen|(webkit|moz|ms|o)RequestFullscreen)(\\s|$)';
+  $o_1625->attrs[] = $o_1644;
+  $o_1645 = new AttrSpec();
+  $o_1645->name = 'lang';
+  $o_1625->attrs[] = $o_1645;
+  $o_1646 = new AttrSpec();
+  $o_1646->name = 'tabindex';
+  $o_1625->attrs[] = $o_1646;
+  $o_1647 = new AttrSpec();
+  $o_1647->name = 'title';
+  $o_1625->attrs[] = $o_1647;
+  $o_1648 = new AttrSpec();
+  $o_1648->name = 'translate';
+  $o_1625->attrs[] = $o_1648;
+  $o_1649 = new AttrSpec();
+  $o_1649->name = 'aria-activedescendant';
+  $o_1625->attrs[] = $o_1649;
+  $o_1650 = new AttrSpec();
+  $o_1650->name = 'aria-atomic';
+  $o_1625->attrs[] = $o_1650;
+  $o_1651 = new AttrSpec();
+  $o_1651->name = 'aria-autocomplete';
+  $o_1625->attrs[] = $o_1651;
+  $o_1652 = new AttrSpec();
+  $o_1652->name = 'aria-busy';
+  $o_1625->attrs[] = $o_1652;
+  $o_1653 = new AttrSpec();
+  $o_1653->name = 'aria-checked';
+  $o_1625->attrs[] = $o_1653;
+  $o_1654 = new AttrSpec();
+  $o_1654->name = 'aria-controls';
+  $o_1625->attrs[] = $o_1654;
+  $o_1655 = new AttrSpec();
+  $o_1655->name = 'aria-describedby';
+  $o_1625->attrs[] = $o_1655;
+  $o_1656 = new AttrSpec();
+  $o_1656->name = 'aria-disabled';
+  $o_1625->attrs[] = $o_1656;
+  $o_1657 = new AttrSpec();
+  $o_1657->name = 'aria-dropeffect';
+  $o_1625->attrs[] = $o_1657;
+  $o_1658 = new AttrSpec();
+  $o_1658->name = 'aria-expanded';
+  $o_1625->attrs[] = $o_1658;
+  $o_1659 = new AttrSpec();
+  $o_1659->name = 'aria-flowto';
+  $o_1625->attrs[] = $o_1659;
+  $o_1660 = new AttrSpec();
+  $o_1660->name = 'aria-grabbed';
+  $o_1625->attrs[] = $o_1660;
+  $o_1661 = new AttrSpec();
+  $o_1661->name = 'aria-haspopup';
+  $o_1625->attrs[] = $o_1661;
+  $o_1662 = new AttrSpec();
+  $o_1662->name = 'aria-hidden';
+  $o_1625->attrs[] = $o_1662;
+  $o_1663 = new AttrSpec();
+  $o_1663->name = 'aria-invalid';
+  $o_1625->attrs[] = $o_1663;
+  $o_1664 = new AttrSpec();
+  $o_1664->name = 'aria-label';
+  $o_1625->attrs[] = $o_1664;
+  $o_1665 = new AttrSpec();
+  $o_1665->name = 'aria-labelledby';
+  $o_1625->attrs[] = $o_1665;
+  $o_1666 = new AttrSpec();
+  $o_1666->name = 'aria-level';
+  $o_1625->attrs[] = $o_1666;
+  $o_1667 = new AttrSpec();
+  $o_1667->name = 'aria-live';
+  $o_1625->attrs[] = $o_1667;
+  $o_1668 = new AttrSpec();
+  $o_1668->name = 'aria-multiline';
+  $o_1625->attrs[] = $o_1668;
+  $o_1669 = new AttrSpec();
+  $o_1669->name = 'aria-multiselectable';
+  $o_1625->attrs[] = $o_1669;
+  $o_1670 = new AttrSpec();
+  $o_1670->name = 'aria-orientation';
+  $o_1625->attrs[] = $o_1670;
+  $o_1671 = new AttrSpec();
+  $o_1671->name = 'aria-owns';
+  $o_1625->attrs[] = $o_1671;
+  $o_1672 = new AttrSpec();
+  $o_1672->name = 'aria-posinset';
+  $o_1625->attrs[] = $o_1672;
+  $o_1673 = new AttrSpec();
+  $o_1673->name = 'aria-pressed';
+  $o_1625->attrs[] = $o_1673;
+  $o_1674 = new AttrSpec();
+  $o_1674->name = 'aria-readonly';
+  $o_1625->attrs[] = $o_1674;
+  $o_1675 = new AttrSpec();
+  $o_1675->name = 'aria-relevant';
+  $o_1625->attrs[] = $o_1675;
+  $o_1676 = new AttrSpec();
+  $o_1676->name = 'aria-required';
+  $o_1625->attrs[] = $o_1676;
+  $o_1677 = new AttrSpec();
+  $o_1677->name = 'aria-selected';
+  $o_1625->attrs[] = $o_1677;
+  $o_1678 = new AttrSpec();
+  $o_1678->name = 'aria-setsize';
+  $o_1625->attrs[] = $o_1678;
+  $o_1679 = new AttrSpec();
+  $o_1679->name = 'aria-sort';
+  $o_1625->attrs[] = $o_1679;
+  $o_1680 = new AttrSpec();
+  $o_1680->name = 'aria-valuemax';
+  $o_1625->attrs[] = $o_1680;
+  $o_1681 = new AttrSpec();
+  $o_1681->name = 'aria-valuemin';
+  $o_1625->attrs[] = $o_1681;
+  $o_1682 = new AttrSpec();
+  $o_1682->name = 'aria-valuenow';
+  $o_1625->attrs[] = $o_1682;
+  $o_1683 = new AttrSpec();
+  $o_1683->name = 'aria-valuetext';
+  $o_1625->attrs[] = $o_1683;
+  $o_1684 = new AttrSpec();
+  $o_1684->name = 'on';
+  $o_1685 = new AttrTriggerSpec();
+  $o_1685->if_value_regex = 'tap:.*';
+  $o_1685->also_requires_attr = ['role', 'tabindex'];
+  $o_1684->trigger = $o_1685;
+  $o_1625->attrs[] = $o_1684;
+  $o_1686 = new AttrSpec();
+  $o_1686->name = 'role';
+  $o_1625->attrs[] = $o_1686;
+  $o_1687 = new AttrSpec();
+  $o_1687->name = 'placeholder';
+  $o_1687->value = '';
+  $o_1625->attrs[] = $o_1687;
+  $o_1688 = new AttrSpec();
+  $o_1688->name = 'fallback';
+  $o_1688->value = '';
+  $o_1625->attrs[] = $o_1688;
+  $o_1689 = new AttrSpec();
+  $o_1689->name = 'lightbox';
+  $o_1625->attrs[] = $o_1689;
+  $o_1690 = new AttrSpec();
+  $o_1690->name = 'overflow';
+  $o_1625->attrs[] = $o_1690;
+  $o_1691 = new AttrSpec();
+  $o_1691->name = 'amp-access';
+  $o_1625->attrs[] = $o_1691;
+  $o_1692 = new AttrSpec();
+  $o_1692->name = 'amp-access-behavior';
+  $o_1625->attrs[] = $o_1692;
+  $o_1693 = new AttrSpec();
+  $o_1693->name = 'amp-access-hide';
+  $o_1625->attrs[] = $o_1693;
+  $o_1694 = new AttrSpec();
+  $o_1694->name = 'amp-access-id';
+  $o_1625->attrs[] = $o_1694;
+  $o_1695 = new AttrSpec();
+  $o_1695->name = 'amp-access-loader';
+  $o_1625->attrs[] = $o_1695;
+  $o_1696 = new AttrSpec();
+  $o_1696->name = 'amp-access-loading';
+  $o_1625->attrs[] = $o_1696;
+  $o_1697 = new AttrSpec();
+  $o_1697->name = 'amp-access-off';
+  $o_1625->attrs[] = $o_1697;
+  $o_1698 = new AttrSpec();
+  $o_1698->name = 'amp-access-on';
+  $o_1625->attrs[] = $o_1698;
+  $o_1699 = new AttrSpec();
+  $o_1699->name = 'amp-access-show';
+  $o_1625->attrs[] = $o_1699;
+  $o_1700 = new AttrSpec();
+  $o_1700->name = 'amp-access-style';
+  $o_1625->attrs[] = $o_1700;
+  $o_1701 = new AttrSpec();
+  $o_1701->name = 'amp-access-template';
+  $o_1625->attrs[] = $o_1701;
+  $o_1702 = new AttrSpec();
+  $o_1702->name = 'i-amp-access-id';
+  $o_1625->attrs[] = $o_1702;
+  $o_1703 = new AttrSpec();
+  $o_1703->name = 'validation-for';
+  $o_1704 = new AttrTriggerSpec();
+  $o_1704->also_requires_attr = ['visible-when-invalid'];
+  $o_1703->trigger = $o_1704;
+  $o_1625->attrs[] = $o_1703;
+  $o_1705 = new AttrSpec();
+  $o_1705->name = 'visible-when-invalid';
+  $o_1705->value_regex = '(badInput|customError|patternMismatch|rangeOverflow|rangeUnderflow|stepMismatch|tooLong|typeMismatch|valueMissing)';
+  $o_1706 = new AttrTriggerSpec();
+  $o_1706->also_requires_attr = ['validation-for'];
+  $o_1705->trigger = $o_1706;
+  $o_1625->attrs[] = $o_1705;
+  $o_0->attr_lists[] = $o_1625;
+  $o_1707 = new AttrList();
+  $o_1707->name = 'amp-audio-common';
+  $o_1708 = new AttrSpec();
+  $o_1708->name = 'controls';
+  $o_1707->attrs[] = $o_1708;
+  $o_1709 = new AttrSpec();
+  $o_1709->name = 'loop';
+  $o_1709->value = '';
+  $o_1707->attrs[] = $o_1709;
+  $o_1710 = new AttrSpec();
+  $o_1710->name = 'muted';
+  $o_1710->value = '';
+  $o_1707->attrs[] = $o_1710;
+  $o_1711 = new AttrSpec();
+  $o_1711->name = 'src';
+  $o_1711->blacklisted_value_regex = '__amp_source_origin';
+  $o_1712 = new UrlSpec();
+  $o_1712->allowed_protocol = ['https'];
+  $o_1712->allow_relative = true;
+  $o_1711->value_url = $o_1712;
+  $o_1707->attrs[] = $o_1711;
+  $o_0->attr_lists[] = $o_1707;
   $o_0->template_spec_url = 'https://www.ampproject.org/docs/reference/extended/amp-mustache.html';
-  $o_1234 = new ErrorFormat();
-  $o_1234->code = ValidationErrorCode::UNKNOWN_CODE;
-  $o_1234->format = 'Unknown error.';
-  $o_0->error_formats[] = $o_1234;
-  $o_1235 = new ErrorFormat();
-  $o_1235->code = ValidationErrorCode::MANDATORY_TAG_MISSING;
-  $o_1235->format = 'The mandatory tag \'%1\' is missing or incorrect.';
-  $o_0->error_formats[] = $o_1235;
-  $o_1236 = new ErrorFormat();
-  $o_1236->code = ValidationErrorCode::TAG_REQUIRED_BY_MISSING;
-  $o_1236->format = 'The tag \'%1\' is missing or incorrect, but required by \'%2\'.';
-  $o_0->error_formats[] = $o_1236;
-  $o_1237 = new ErrorFormat();
-  $o_1237->code = ValidationErrorCode::ATTR_REQUIRED_BUT_MISSING;
-  $o_1237->format = 'The attribute \'%1\' in tag \'%2\' is missing or incorrect, but required by attribute \'%3\'.';
-  $o_0->error_formats[] = $o_1237;
-  $o_1238 = new ErrorFormat();
-  $o_1238->code = ValidationErrorCode::DISALLOWED_TAG;
-  $o_1238->format = 'The tag \'%1\' is disallowed.';
-  $o_0->error_formats[] = $o_1238;
-  $o_1239 = new ErrorFormat();
-  $o_1239->code = ValidationErrorCode::GENERAL_DISALLOWED_TAG;
-  $o_1239->format = 'The tag \'%1\' is disallowed except in specific forms.';
-  $o_0->error_formats[] = $o_1239;
-  $o_1240 = new ErrorFormat();
-  $o_1240->code = ValidationErrorCode::DISALLOWED_ATTR;
-  $o_1240->format = 'The attribute \'%1\' may not appear in tag \'%2\'.';
-  $o_0->error_formats[] = $o_1240;
-  $o_1241 = new ErrorFormat();
-  $o_1241->code = ValidationErrorCode::INVALID_ATTR_VALUE;
-  $o_1241->format = 'The attribute \'%1\' in tag \'%2\' is set to the invalid value \'%3\'.';
-  $o_0->error_formats[] = $o_1241;
-  $o_1242 = new ErrorFormat();
-  $o_1242->code = ValidationErrorCode::ATTR_VALUE_REQUIRED_BY_LAYOUT;
-  $o_1242->format = 'Invalid value \'%1\' for attribute \'%2\' in tag \'%3\' - for layout \'%4\', set the attribute \'%2\' to value \'%5\'.';
-  $o_0->error_formats[] = $o_1242;
-  $o_1243 = new ErrorFormat();
-  $o_1243->code = ValidationErrorCode::IMPLIED_LAYOUT_INVALID;
-  $o_1243->format = 'The implied layout \'%1\' is not supported by tag \'%2\'.';
-  $o_0->error_formats[] = $o_1243;
-  $o_1244 = new ErrorFormat();
-  $o_1244->code = ValidationErrorCode::SPECIFIED_LAYOUT_INVALID;
-  $o_1244->format = 'The specified layout \'%1\' is not supported by tag \'%2\'.';
-  $o_0->error_formats[] = $o_1244;
-  $o_1245 = new ErrorFormat();
-  $o_1245->code = ValidationErrorCode::MANDATORY_ATTR_MISSING;
-  $o_1245->format = 'The mandatory attribute \'%1\' is missing in tag \'%2\'.';
-  $o_0->error_formats[] = $o_1245;
-  $o_1246 = new ErrorFormat();
-  $o_1246->code = ValidationErrorCode::INCONSISTENT_UNITS_FOR_WIDTH_AND_HEIGHT;
-  $o_1246->format = 'Inconsistent units for width and height in tag \'%1\' - width is specified in \'%2\' whereas height is specified in \'%3\'.';
-  $o_0->error_formats[] = $o_1246;
-  $o_1247 = new ErrorFormat();
-  $o_1247->code = ValidationErrorCode::STYLESHEET_TOO_LONG_OLD_VARIANT;
-  $o_1247->format = 'The author stylesheet specified in tag \'style amp-custom\' is too long - we saw %1 bytes whereas the limit is %2 bytes.';
-  $o_0->error_formats[] = $o_1247;
-  $o_1248 = new ErrorFormat();
-  $o_1248->code = ValidationErrorCode::STYLESHEET_TOO_LONG;
-  $o_1248->format = 'The author stylesheet specified in tag \'%1\' is too long - we saw %2 bytes whereas the limit is %3 bytes.';
-  $o_0->error_formats[] = $o_1248;
-  $o_1249 = new ErrorFormat();
-  $o_1249->code = ValidationErrorCode::MANDATORY_CDATA_MISSING_OR_INCORRECT;
-  $o_1249->format = 'The mandatory text (CDATA) inside tag \'%1\' is missing or incorrect.';
-  $o_0->error_formats[] = $o_1249;
-  $o_1250 = new ErrorFormat();
-  $o_1250->code = ValidationErrorCode::CDATA_VIOLATES_BLACKLIST;
-  $o_1250->format = 'The text (CDATA) inside tag \'%1\' contains \'%2\', which is disallowed.';
-  $o_0->error_formats[] = $o_1250;
-  $o_1251 = new ErrorFormat();
-  $o_1251->code = ValidationErrorCode::DISALLOWED_PROPERTY_IN_ATTR_VALUE;
-  $o_1251->format = 'The property \'%1\' in attribute \'%2\' in tag \'%3\' is disallowed.';
-  $o_0->error_formats[] = $o_1251;
-  $o_1252 = new ErrorFormat();
-  $o_1252->code = ValidationErrorCode::INVALID_PROPERTY_VALUE_IN_ATTR_VALUE;
-  $o_1252->format = 'The property \'%1\' in attribute \'%2\' in tag \'%3\' is set to \'%4\', which is invalid.';
-  $o_0->error_formats[] = $o_1252;
-  $o_1253 = new ErrorFormat();
-  $o_1253->code = ValidationErrorCode::DUPLICATE_DIMENSION;
-  $o_1253->format = 'Multiple image candidates with the same width or pixel density found in attribute \'%1\' in tag \'%2\'.';
-  $o_0->error_formats[] = $o_1253;
-  $o_1254 = new ErrorFormat();
-  $o_1254->code = ValidationErrorCode::MISSING_URL;
-  $o_1254->format = 'Missing URL for attribute \'%1\' in tag \'%2\'.';
-  $o_0->error_formats[] = $o_1254;
-  $o_1255 = new ErrorFormat();
-  $o_1255->code = ValidationErrorCode::INVALID_URL;
-  $o_1255->format = 'Malformed URL \'%3\' for attribute \'%1\' in tag \'%2\'.';
-  $o_0->error_formats[] = $o_1255;
-  $o_1256 = new ErrorFormat();
-  $o_1256->code = ValidationErrorCode::INVALID_URL_PROTOCOL;
-  $o_1256->format = 'Invalid URL protocol \'%3:\' for attribute \'%1\' in tag \'%2\'.';
-  $o_0->error_formats[] = $o_1256;
-  $o_1257 = new ErrorFormat();
-  $o_1257->code = ValidationErrorCode::DISALLOWED_RELATIVE_URL;
-  $o_1257->format = 'The relative URL \'%3\' for attribute \'%1\' in tag \'%2\' is disallowed.';
-  $o_0->error_formats[] = $o_1257;
-  $o_1258 = new ErrorFormat();
-  $o_1258->code = ValidationErrorCode::MANDATORY_PROPERTY_MISSING_FROM_ATTR_VALUE;
-  $o_1258->format = 'The property \'%1\' is missing from attribute \'%2\' in tag \'%3\'.';
-  $o_0->error_formats[] = $o_1258;
-  $o_1259 = new ErrorFormat();
-  $o_1259->code = ValidationErrorCode::UNESCAPED_TEMPLATE_IN_ATTR_VALUE;
-  $o_1259->format = 'The attribute \'%1\' in tag \'%2\' is set to \'%3\', which contains unescaped Mustache template syntax.';
-  $o_0->error_formats[] = $o_1259;
-  $o_1260 = new ErrorFormat();
-  $o_1260->code = ValidationErrorCode::TEMPLATE_PARTIAL_IN_ATTR_VALUE;
-  $o_1260->format = 'The attribute \'%1\' in tag \'%2\' is set to \'%3\', which contains a Mustache template partial.';
-  $o_0->error_formats[] = $o_1260;
-  $o_1261 = new ErrorFormat();
-  $o_1261->code = ValidationErrorCode::DEPRECATED_TAG;
-  $o_1261->format = 'The tag \'%1\' is deprecated - use \'%2\' instead.';
-  $o_0->error_formats[] = $o_1261;
-  $o_1262 = new ErrorFormat();
-  $o_1262->code = ValidationErrorCode::DEPRECATED_ATTR;
-  $o_1262->format = 'The attribute \'%1\' in tag \'%2\' is deprecated - use \'%3\' instead.';
-  $o_0->error_formats[] = $o_1262;
-  $o_1263 = new ErrorFormat();
-  $o_1263->code = ValidationErrorCode::DEV_MODE_ENABLED;
-  $o_1263->format = 'The attribute \'%1\' in tag \'%2\' enables the development mode. Please remove, this feature is obsolete.';
-  $o_0->error_formats[] = $o_1263;
-  $o_1264 = new ErrorFormat();
-  $o_1264->code = ValidationErrorCode::MUTUALLY_EXCLUSIVE_ATTRS;
-  $o_1264->format = 'Mutually exclusive attributes encountered in tag \'%1\' - pick one of %2.';
-  $o_0->error_formats[] = $o_1264;
-  $o_1265 = new ErrorFormat();
-  $o_1265->code = ValidationErrorCode::MANDATORY_ONEOF_ATTR_MISSING;
-  $o_1265->format = 'The tag \'%1\' is missing a mandatory attribute - pick one of %2.';
-  $o_0->error_formats[] = $o_1265;
-  $o_1266 = new ErrorFormat();
-  $o_1266->code = ValidationErrorCode::WRONG_PARENT_TAG;
-  $o_1266->format = 'The parent tag of tag \'%1\' is \'%2\', but it can only be \'%3\'.';
-  $o_0->error_formats[] = $o_1266;
-  $o_1267 = new ErrorFormat();
-  $o_1267->code = ValidationErrorCode::DISALLOWED_TAG_ANCESTOR;
-  $o_1267->format = 'The tag \'%1\' may not appear as a descendant of tag \'%2\'.';
-  $o_0->error_formats[] = $o_1267;
-  $o_1268 = new ErrorFormat();
-  $o_1268->code = ValidationErrorCode::MANDATORY_TAG_ANCESTOR;
-  $o_1268->format = 'The tag \'%1\' may only appear as a descendant of tag \'%2\'.';
-  $o_0->error_formats[] = $o_1268;
-  $o_1269 = new ErrorFormat();
-  $o_1269->code = ValidationErrorCode::MANDATORY_TAG_ANCESTOR_WITH_HINT;
-  $o_1269->format = 'The tag \'%1\' may only appear as a descendant of tag \'%2\'. Did you mean \'%3\'?';
-  $o_0->error_formats[] = $o_1269;
-  $o_1270 = new ErrorFormat();
-  $o_1270->code = ValidationErrorCode::DUPLICATE_UNIQUE_TAG;
-  $o_1270->format = 'The tag \'%1\' appears more than once in the document.';
-  $o_0->error_formats[] = $o_1270;
-  $o_1271 = new ErrorFormat();
-  $o_1271->code = ValidationErrorCode::TEMPLATE_IN_ATTR_NAME;
-  $o_1271->format = 'Mustache template syntax in attribute name \'%1\' in tag \'%2\'.';
-  $o_0->error_formats[] = $o_1271;
-  $o_1272 = new ErrorFormat();
-  $o_1272->code = ValidationErrorCode::ATTR_DISALLOWED_BY_IMPLIED_LAYOUT;
-  $o_1272->format = 'The attribute \'%1\' in tag \'%2\' is disallowed by implied layout \'%3\'.';
-  $o_0->error_formats[] = $o_1272;
-  $o_1273 = new ErrorFormat();
-  $o_1273->code = ValidationErrorCode::ATTR_DISALLOWED_BY_SPECIFIED_LAYOUT;
-  $o_1273->format = 'The attribute \'%1\' in tag \'%2\' is disallowed by specified layout \'%3\'.';
-  $o_0->error_formats[] = $o_1273;
-  $o_1274 = new ErrorFormat();
-  $o_1274->code = ValidationErrorCode::INCORRECT_NUM_CHILD_TAGS;
-  $o_1274->format = 'Tag \'%1\' must have %2 child tags - saw %3 child tags.';
-  $o_0->error_formats[] = $o_1274;
-  $o_1275 = new ErrorFormat();
-  $o_1275->code = ValidationErrorCode::DISALLOWED_CHILD_TAG_NAME;
-  $o_1275->format = 'Tag \'%1\' is disallowed as child of tag \'%2\'. Child tag must be one of %3.';
-  $o_0->error_formats[] = $o_1275;
-  $o_1276 = new ErrorFormat();
-  $o_1276->code = ValidationErrorCode::DISALLOWED_FIRST_CHILD_TAG_NAME;
-  $o_1276->format = 'Tag \'%1\' is disallowed as first child of tag \'%2\'. First child tag must be one of %3.';
-  $o_0->error_formats[] = $o_1276;
-  $o_1277 = new ErrorFormat();
-  $o_1277->code = ValidationErrorCode::CSS_SYNTAX;
-  $o_1277->format = 'CSS syntax error in tag \'%1\' - %2.';
-  $o_0->error_formats[] = $o_1277;
-  $o_1278 = new ErrorFormat();
-  $o_1278->code = ValidationErrorCode::CSS_SYNTAX_INVALID_AT_RULE;
-  $o_1278->format = 'CSS syntax error in tag \'%1\' - saw invalid at rule \'@%2\'.';
-  $o_0->error_formats[] = $o_1278;
-  $o_1279 = new ErrorFormat();
-  $o_1279->code = ValidationErrorCode::CSS_SYNTAX_STRAY_TRAILING_BACKSLASH;
-  $o_1279->format = 'CSS syntax error in tag \'%1\' - stray trailing backslash.';
-  $o_0->error_formats[] = $o_1279;
-  $o_1280 = new ErrorFormat();
-  $o_1280->code = ValidationErrorCode::CSS_SYNTAX_UNTERMINATED_COMMENT;
-  $o_1280->format = 'CSS syntax error in tag \'%1\' - unterminated comment.';
-  $o_0->error_formats[] = $o_1280;
-  $o_1281 = new ErrorFormat();
-  $o_1281->code = ValidationErrorCode::CSS_SYNTAX_UNTERMINATED_STRING;
-  $o_1281->format = 'CSS syntax error in tag \'%1\' - unterminated string.';
-  $o_0->error_formats[] = $o_1281;
-  $o_1282 = new ErrorFormat();
-  $o_1282->code = ValidationErrorCode::CSS_SYNTAX_BAD_URL;
-  $o_1282->format = 'CSS syntax error in tag \'%1\' - bad url.';
-  $o_0->error_formats[] = $o_1282;
-  $o_1283 = new ErrorFormat();
-  $o_1283->code = ValidationErrorCode::CSS_SYNTAX_EOF_IN_PRELUDE_OF_QUALIFIED_RULE;
-  $o_1283->format = 'CSS syntax error in tag \'%1\' - end of stylesheet encountered in prelude of a qualified rule.';
-  $o_0->error_formats[] = $o_1283;
-  $o_1284 = new ErrorFormat();
-  $o_1284->code = ValidationErrorCode::CSS_SYNTAX_INVALID_DECLARATION;
-  $o_1284->format = 'CSS syntax error in tag \'%1\' - invalid declaration.';
-  $o_0->error_formats[] = $o_1284;
-  $o_1285 = new ErrorFormat();
-  $o_1285->code = ValidationErrorCode::CSS_SYNTAX_INCOMPLETE_DECLARATION;
-  $o_1285->format = 'CSS syntax error in tag \'%1\' - incomplete declaration.';
-  $o_0->error_formats[] = $o_1285;
-  $o_1286 = new ErrorFormat();
-  $o_1286->code = ValidationErrorCode::CSS_SYNTAX_ERROR_IN_PSEUDO_SELECTOR;
-  $o_1286->format = 'CSS syntax error in tag \'%1\' - invalid pseudo selector.';
-  $o_0->error_formats[] = $o_1286;
-  $o_1287 = new ErrorFormat();
-  $o_1287->code = ValidationErrorCode::CSS_SYNTAX_MISSING_SELECTOR;
-  $o_1287->format = 'CSS syntax error in tag \'%1\' - missing selector.';
-  $o_0->error_formats[] = $o_1287;
-  $o_1288 = new ErrorFormat();
-  $o_1288->code = ValidationErrorCode::CSS_SYNTAX_NOT_A_SELECTOR_START;
-  $o_1288->format = 'CSS syntax error in tag \'%1\' - not a selector start.';
-  $o_0->error_formats[] = $o_1288;
-  $o_1289 = new ErrorFormat();
-  $o_1289->code = ValidationErrorCode::CSS_SYNTAX_UNPARSED_INPUT_REMAINS_IN_SELECTOR;
-  $o_1289->format = 'CSS syntax error in tag \'%1\' - unparsed input remains in selector.';
-  $o_0->error_formats[] = $o_1289;
-  $o_1290 = new ErrorFormat();
-  $o_1290->code = ValidationErrorCode::CSS_SYNTAX_MISSING_URL;
-  $o_1290->format = 'CSS syntax error in tag \'%1\' - missing url.';
-  $o_0->error_formats[] = $o_1290;
-  $o_1291 = new ErrorFormat();
-  $o_1291->code = ValidationErrorCode::CSS_SYNTAX_INVALID_URL;
-  $o_1291->format = 'CSS syntax error in tag \'%1\' - invalid url \'%2\'.';
-  $o_0->error_formats[] = $o_1291;
-  $o_1292 = new ErrorFormat();
-  $o_1292->code = ValidationErrorCode::CSS_SYNTAX_INVALID_URL_PROTOCOL;
-  $o_1292->format = 'CSS syntax error in tag \'%1\' - invalid url protocol \'%2:\'.';
-  $o_0->error_formats[] = $o_1292;
-  $o_1293 = new ErrorFormat();
-  $o_1293->code = ValidationErrorCode::CSS_SYNTAX_DISALLOWED_RELATIVE_URL;
-  $o_1293->format = 'CSS syntax error in tag \'%1\' - disallowed relative url \'%2\'.';
-  $o_0->error_formats[] = $o_1293;
-  $o_1294 = new ErrorFormat();
-  $o_1294->code = ValidationErrorCode::CSS_SYNTAX_INVALID_ATTR_SELECTOR;
-  $o_1294->format = 'CSS syntax error in tag \'%1\' - invalid attribute selector.';
-  $o_0->error_formats[] = $o_1294;
+  $o_1713 = new ErrorFormat();
+  $o_1713->code = ValidationErrorCode::UNKNOWN_CODE;
+  $o_1713->format = 'Unknown error.';
+  $o_0->error_formats[] = $o_1713;
+  $o_1714 = new ErrorFormat();
+  $o_1714->code = ValidationErrorCode::MANDATORY_TAG_MISSING;
+  $o_1714->format = 'The mandatory tag \'%1\' is missing or incorrect.';
+  $o_0->error_formats[] = $o_1714;
+  $o_1715 = new ErrorFormat();
+  $o_1715->code = ValidationErrorCode::TAG_REQUIRED_BY_MISSING;
+  $o_1715->format = 'The tag \'%1\' is missing or incorrect, but required by \'%2\'.';
+  $o_0->error_formats[] = $o_1715;
+  $o_1716 = new ErrorFormat();
+  $o_1716->code = ValidationErrorCode::WARNING_TAG_REQUIRED_BY_MISSING;
+  $o_1716->format = 'The tag \'%1\' is missing or incorrect, but required by \'%2\'. This will soon be an error.';
+  $o_0->error_formats[] = $o_1716;
+  $o_1717 = new ErrorFormat();
+  $o_1717->code = ValidationErrorCode::WARNING_EXTENSION_UNUSED;
+  $o_1717->format = 'The extension \'%1\' was found on this page, but is unused (no \'%2\' tag seen). This may become an error in the future.';
+  $o_0->error_formats[] = $o_1717;
+  $o_1718 = new ErrorFormat();
+  $o_1718->code = ValidationErrorCode::ATTR_REQUIRED_BUT_MISSING;
+  $o_1718->format = 'The attribute \'%1\' in tag \'%2\' is missing or incorrect, but required by attribute \'%3\'.';
+  $o_0->error_formats[] = $o_1718;
+  $o_1719 = new ErrorFormat();
+  $o_1719->code = ValidationErrorCode::DISALLOWED_TAG;
+  $o_1719->format = 'The tag \'%1\' is disallowed.';
+  $o_0->error_formats[] = $o_1719;
+  $o_1720 = new ErrorFormat();
+  $o_1720->code = ValidationErrorCode::GENERAL_DISALLOWED_TAG;
+  $o_1720->format = 'The tag \'%1\' is disallowed except in specific forms.';
+  $o_0->error_formats[] = $o_1720;
+  $o_1721 = new ErrorFormat();
+  $o_1721->code = ValidationErrorCode::DISALLOWED_ATTR;
+  $o_1721->format = 'The attribute \'%1\' may not appear in tag \'%2\'.';
+  $o_0->error_formats[] = $o_1721;
+  $o_1722 = new ErrorFormat();
+  $o_1722->code = ValidationErrorCode::INVALID_ATTR_VALUE;
+  $o_1722->format = 'The attribute \'%1\' in tag \'%2\' is set to the invalid value \'%3\'.';
+  $o_0->error_formats[] = $o_1722;
+  $o_1723 = new ErrorFormat();
+  $o_1723->code = ValidationErrorCode::ATTR_VALUE_REQUIRED_BY_LAYOUT;
+  $o_1723->format = 'Invalid value \'%1\' for attribute \'%2\' in tag \'%3\' - for layout \'%4\', set the attribute \'%2\' to value \'%5\'.';
+  $o_0->error_formats[] = $o_1723;
+  $o_1724 = new ErrorFormat();
+  $o_1724->code = ValidationErrorCode::IMPLIED_LAYOUT_INVALID;
+  $o_1724->format = 'The implied layout \'%1\' is not supported by tag \'%2\'.';
+  $o_0->error_formats[] = $o_1724;
+  $o_1725 = new ErrorFormat();
+  $o_1725->code = ValidationErrorCode::SPECIFIED_LAYOUT_INVALID;
+  $o_1725->format = 'The specified layout \'%1\' is not supported by tag \'%2\'.';
+  $o_0->error_formats[] = $o_1725;
+  $o_1726 = new ErrorFormat();
+  $o_1726->code = ValidationErrorCode::MANDATORY_ATTR_MISSING;
+  $o_1726->format = 'The mandatory attribute \'%1\' is missing in tag \'%2\'.';
+  $o_0->error_formats[] = $o_1726;
+  $o_1727 = new ErrorFormat();
+  $o_1727->code = ValidationErrorCode::INCONSISTENT_UNITS_FOR_WIDTH_AND_HEIGHT;
+  $o_1727->format = 'Inconsistent units for width and height in tag \'%1\' - width is specified in \'%2\' whereas height is specified in \'%3\'.';
+  $o_0->error_formats[] = $o_1727;
+  $o_1728 = new ErrorFormat();
+  $o_1728->code = ValidationErrorCode::STYLESHEET_TOO_LONG_OLD_VARIANT;
+  $o_1728->format = 'The author stylesheet specified in tag \'style amp-custom\' is too long - we saw %1 bytes whereas the limit is %2 bytes.';
+  $o_0->error_formats[] = $o_1728;
+  $o_1729 = new ErrorFormat();
+  $o_1729->code = ValidationErrorCode::STYLESHEET_TOO_LONG;
+  $o_1729->format = 'The author stylesheet specified in tag \'%1\' is too long - we saw %2 bytes whereas the limit is %3 bytes.';
+  $o_0->error_formats[] = $o_1729;
+  $o_1730 = new ErrorFormat();
+  $o_1730->code = ValidationErrorCode::MANDATORY_CDATA_MISSING_OR_INCORRECT;
+  $o_1730->format = 'The mandatory text (CDATA) inside tag \'%1\' is missing or incorrect.';
+  $o_0->error_formats[] = $o_1730;
+  $o_1731 = new ErrorFormat();
+  $o_1731->code = ValidationErrorCode::CDATA_VIOLATES_BLACKLIST;
+  $o_1731->format = 'The text (CDATA) inside tag \'%1\' contains \'%2\', which is disallowed.';
+  $o_0->error_formats[] = $o_1731;
+  $o_1732 = new ErrorFormat();
+  $o_1732->code = ValidationErrorCode::DISALLOWED_PROPERTY_IN_ATTR_VALUE;
+  $o_1732->format = 'The property \'%1\' in attribute \'%2\' in tag \'%3\' is disallowed.';
+  $o_0->error_formats[] = $o_1732;
+  $o_1733 = new ErrorFormat();
+  $o_1733->code = ValidationErrorCode::INVALID_PROPERTY_VALUE_IN_ATTR_VALUE;
+  $o_1733->format = 'The property \'%1\' in attribute \'%2\' in tag \'%3\' is set to \'%4\', which is invalid.';
+  $o_0->error_formats[] = $o_1733;
+  $o_1734 = new ErrorFormat();
+  $o_1734->code = ValidationErrorCode::DUPLICATE_DIMENSION;
+  $o_1734->format = 'Multiple image candidates with the same width or pixel density found in attribute \'%1\' in tag \'%2\'.';
+  $o_0->error_formats[] = $o_1734;
+  $o_1735 = new ErrorFormat();
+  $o_1735->code = ValidationErrorCode::MISSING_URL;
+  $o_1735->format = 'Missing URL for attribute \'%1\' in tag \'%2\'.';
+  $o_0->error_formats[] = $o_1735;
+  $o_1736 = new ErrorFormat();
+  $o_1736->code = ValidationErrorCode::INVALID_URL;
+  $o_1736->format = 'Malformed URL \'%3\' for attribute \'%1\' in tag \'%2\'.';
+  $o_0->error_formats[] = $o_1736;
+  $o_1737 = new ErrorFormat();
+  $o_1737->code = ValidationErrorCode::INVALID_URL_PROTOCOL;
+  $o_1737->format = 'Invalid URL protocol \'%3:\' for attribute \'%1\' in tag \'%2\'.';
+  $o_0->error_formats[] = $o_1737;
+  $o_1738 = new ErrorFormat();
+  $o_1738->code = ValidationErrorCode::DISALLOWED_DOMAIN;
+  $o_1738->format = 'The domain \'%3\' for attribute \'%1\' in tag \'%2\' is disallowed.';
+  $o_0->error_formats[] = $o_1738;
+  $o_1739 = new ErrorFormat();
+  $o_1739->code = ValidationErrorCode::DISALLOWED_RELATIVE_URL;
+  $o_1739->format = 'The relative URL \'%3\' for attribute \'%1\' in tag \'%2\' is disallowed.';
+  $o_0->error_formats[] = $o_1739;
+  $o_1740 = new ErrorFormat();
+  $o_1740->code = ValidationErrorCode::MANDATORY_PROPERTY_MISSING_FROM_ATTR_VALUE;
+  $o_1740->format = 'The property \'%1\' is missing from attribute \'%2\' in tag \'%3\'.';
+  $o_0->error_formats[] = $o_1740;
+  $o_1741 = new ErrorFormat();
+  $o_1741->code = ValidationErrorCode::UNESCAPED_TEMPLATE_IN_ATTR_VALUE;
+  $o_1741->format = 'The attribute \'%1\' in tag \'%2\' is set to \'%3\', which contains unescaped Mustache template syntax.';
+  $o_0->error_formats[] = $o_1741;
+  $o_1742 = new ErrorFormat();
+  $o_1742->code = ValidationErrorCode::TEMPLATE_PARTIAL_IN_ATTR_VALUE;
+  $o_1742->format = 'The attribute \'%1\' in tag \'%2\' is set to \'%3\', which contains a Mustache template partial.';
+  $o_0->error_formats[] = $o_1742;
+  $o_1743 = new ErrorFormat();
+  $o_1743->code = ValidationErrorCode::DEPRECATED_TAG;
+  $o_1743->format = 'The tag \'%1\' is deprecated - use \'%2\' instead.';
+  $o_0->error_formats[] = $o_1743;
+  $o_1744 = new ErrorFormat();
+  $o_1744->code = ValidationErrorCode::DEPRECATED_ATTR;
+  $o_1744->format = 'The attribute \'%1\' in tag \'%2\' is deprecated - use \'%3\' instead.';
+  $o_0->error_formats[] = $o_1744;
+  $o_1745 = new ErrorFormat();
+  $o_1745->code = ValidationErrorCode::DEV_MODE_ENABLED;
+  $o_1745->format = 'The attribute \'%1\' in tag \'%2\' enables the development mode. Please remove, this feature is obsolete.';
+  $o_0->error_formats[] = $o_1745;
+  $o_1746 = new ErrorFormat();
+  $o_1746->code = ValidationErrorCode::MUTUALLY_EXCLUSIVE_ATTRS;
+  $o_1746->format = 'Mutually exclusive attributes encountered in tag \'%1\' - pick one of %2.';
+  $o_0->error_formats[] = $o_1746;
+  $o_1747 = new ErrorFormat();
+  $o_1747->code = ValidationErrorCode::MANDATORY_ONEOF_ATTR_MISSING;
+  $o_1747->format = 'The tag \'%1\' is missing a mandatory attribute - pick one of %2.';
+  $o_0->error_formats[] = $o_1747;
+  $o_1748 = new ErrorFormat();
+  $o_1748->code = ValidationErrorCode::WRONG_PARENT_TAG;
+  $o_1748->format = 'The parent tag of tag \'%1\' is \'%2\', but it can only be \'%3\'.';
+  $o_0->error_formats[] = $o_1748;
+  $o_1749 = new ErrorFormat();
+  $o_1749->code = ValidationErrorCode::DISALLOWED_TAG_ANCESTOR;
+  $o_1749->format = 'The tag \'%1\' may not appear as a descendant of tag \'%2\'.';
+  $o_0->error_formats[] = $o_1749;
+  $o_1750 = new ErrorFormat();
+  $o_1750->code = ValidationErrorCode::MANDATORY_TAG_ANCESTOR;
+  $o_1750->format = 'The tag \'%1\' may only appear as a descendant of tag \'%2\'.';
+  $o_0->error_formats[] = $o_1750;
+  $o_1751 = new ErrorFormat();
+  $o_1751->code = ValidationErrorCode::MANDATORY_TAG_ANCESTOR_WITH_HINT;
+  $o_1751->format = 'The tag \'%1\' may only appear as a descendant of tag \'%2\'. Did you mean \'%3\'?';
+  $o_0->error_formats[] = $o_1751;
+  $o_1752 = new ErrorFormat();
+  $o_1752->code = ValidationErrorCode::DUPLICATE_UNIQUE_TAG;
+  $o_1752->format = 'The tag \'%1\' appears more than once in the document.';
+  $o_0->error_formats[] = $o_1752;
+  $o_1753 = new ErrorFormat();
+  $o_1753->code = ValidationErrorCode::DUPLICATE_UNIQUE_TAG_WARNING;
+  $o_1753->format = 'The tag \'%1\' appears more than once in the document. This will soon be an error.';
+  $o_0->error_formats[] = $o_1753;
+  $o_1754 = new ErrorFormat();
+  $o_1754->code = ValidationErrorCode::TEMPLATE_IN_ATTR_NAME;
+  $o_1754->format = 'Mustache template syntax in attribute name \'%1\' in tag \'%2\'.';
+  $o_0->error_formats[] = $o_1754;
+  $o_1755 = new ErrorFormat();
+  $o_1755->code = ValidationErrorCode::ATTR_DISALLOWED_BY_IMPLIED_LAYOUT;
+  $o_1755->format = 'The attribute \'%1\' in tag \'%2\' is disallowed by implied layout \'%3\'.';
+  $o_0->error_formats[] = $o_1755;
+  $o_1756 = new ErrorFormat();
+  $o_1756->code = ValidationErrorCode::ATTR_DISALLOWED_BY_SPECIFIED_LAYOUT;
+  $o_1756->format = 'The attribute \'%1\' in tag \'%2\' is disallowed by specified layout \'%3\'.';
+  $o_0->error_formats[] = $o_1756;
+  $o_1757 = new ErrorFormat();
+  $o_1757->code = ValidationErrorCode::INCORRECT_NUM_CHILD_TAGS;
+  $o_1757->format = 'Tag \'%1\' must have %2 child tags - saw %3 child tags.';
+  $o_0->error_formats[] = $o_1757;
+  $o_1758 = new ErrorFormat();
+  $o_1758->code = ValidationErrorCode::DISALLOWED_CHILD_TAG_NAME;
+  $o_1758->format = 'Tag \'%1\' is disallowed as child of tag \'%2\'. Child tag must be one of %3.';
+  $o_0->error_formats[] = $o_1758;
+  $o_1759 = new ErrorFormat();
+  $o_1759->code = ValidationErrorCode::DISALLOWED_FIRST_CHILD_TAG_NAME;
+  $o_1759->format = 'Tag \'%1\' is disallowed as first child of tag \'%2\'. First child tag must be one of %3.';
+  $o_0->error_formats[] = $o_1759;
+  $o_1760 = new ErrorFormat();
+  $o_1760->code = ValidationErrorCode::DISALLOWED_MANUFACTURED_BODY;
+  $o_1760->format = 'Tag or text which is only allowed inside the body section found outside of the body section.';
+  $o_0->error_formats[] = $o_1760;
+  $o_1761 = new ErrorFormat();
+  $o_1761->code = ValidationErrorCode::CHILD_TAG_DOES_NOT_SATISFY_REFERENCE_POINT;
+  $o_1761->format = 'The tag \'%1\', a child tag of \'%2\', does not satisfy one of the acceptable reference points: %3.';
+  $o_0->error_formats[] = $o_1761;
+  $o_1762 = new ErrorFormat();
+  $o_1762->code = ValidationErrorCode::CHILD_TAG_DOES_NOT_SATISFY_REFERENCE_POINT_SINGULAR;
+  $o_1762->format = 'The tag \'%1\', a child tag of \'%2\', does not satisfy the reference point \'%3\'.';
+  $o_0->error_formats[] = $o_1762;
+  $o_1763 = new ErrorFormat();
+  $o_1763->code = ValidationErrorCode::MANDATORY_REFERENCE_POINT_MISSING;
+  $o_1763->format = 'The mandatory reference point \'%1\' for \'%2\' is missing.';
+  $o_0->error_formats[] = $o_1763;
+  $o_1764 = new ErrorFormat();
+  $o_1764->code = ValidationErrorCode::DUPLICATE_REFERENCE_POINT;
+  $o_1764->format = 'The reference point \'%1\' for \'%2\' must be unique but a duplicate was encountered.';
+  $o_0->error_formats[] = $o_1764;
+  $o_1765 = new ErrorFormat();
+  $o_1765->code = ValidationErrorCode::TAG_REFERENCE_POINT_CONFLICT;
+  $o_1765->format = 'The tag \'%1\' conflicts with reference point \'%2\' because both define reference points.';
+  $o_0->error_formats[] = $o_1765;
+  $o_1766 = new ErrorFormat();
+  $o_1766->code = ValidationErrorCode::BASE_TAG_MUST_PRECEED_ALL_URLS;
+  $o_1766->format = 'The tag \'%1\', which contains URLs, was found earlier in the document than the BASE element.';
+  $o_0->error_formats[] = $o_1766;
+  $o_1767 = new ErrorFormat();
+  $o_1767->code = ValidationErrorCode::CSS_SYNTAX;
+  $o_1767->format = 'CSS syntax error in tag \'%1\' - %2.';
+  $o_0->error_formats[] = $o_1767;
+  $o_1768 = new ErrorFormat();
+  $o_1768->code = ValidationErrorCode::CSS_SYNTAX_INVALID_AT_RULE;
+  $o_1768->format = 'CSS syntax error in tag \'%1\' - saw invalid at rule \'@%2\'.';
+  $o_0->error_formats[] = $o_1768;
+  $o_1769 = new ErrorFormat();
+  $o_1769->code = ValidationErrorCode::CSS_SYNTAX_STRAY_TRAILING_BACKSLASH;
+  $o_1769->format = 'CSS syntax error in tag \'%1\' - stray trailing backslash.';
+  $o_0->error_formats[] = $o_1769;
+  $o_1770 = new ErrorFormat();
+  $o_1770->code = ValidationErrorCode::CSS_SYNTAX_UNTERMINATED_COMMENT;
+  $o_1770->format = 'CSS syntax error in tag \'%1\' - unterminated comment.';
+  $o_0->error_formats[] = $o_1770;
+  $o_1771 = new ErrorFormat();
+  $o_1771->code = ValidationErrorCode::CSS_SYNTAX_UNTERMINATED_STRING;
+  $o_1771->format = 'CSS syntax error in tag \'%1\' - unterminated string.';
+  $o_0->error_formats[] = $o_1771;
+  $o_1772 = new ErrorFormat();
+  $o_1772->code = ValidationErrorCode::CSS_SYNTAX_BAD_URL;
+  $o_1772->format = 'CSS syntax error in tag \'%1\' - bad url.';
+  $o_0->error_formats[] = $o_1772;
+  $o_1773 = new ErrorFormat();
+  $o_1773->code = ValidationErrorCode::CSS_SYNTAX_EOF_IN_PRELUDE_OF_QUALIFIED_RULE;
+  $o_1773->format = 'CSS syntax error in tag \'%1\' - end of stylesheet encountered in prelude of a qualified rule.';
+  $o_0->error_formats[] = $o_1773;
+  $o_1774 = new ErrorFormat();
+  $o_1774->code = ValidationErrorCode::CSS_SYNTAX_INVALID_DECLARATION;
+  $o_1774->format = 'CSS syntax error in tag \'%1\' - invalid declaration.';
+  $o_0->error_formats[] = $o_1774;
+  $o_1775 = new ErrorFormat();
+  $o_1775->code = ValidationErrorCode::CSS_SYNTAX_INCOMPLETE_DECLARATION;
+  $o_1775->format = 'CSS syntax error in tag \'%1\' - incomplete declaration.';
+  $o_0->error_formats[] = $o_1775;
+  $o_1776 = new ErrorFormat();
+  $o_1776->code = ValidationErrorCode::CSS_SYNTAX_ERROR_IN_PSEUDO_SELECTOR;
+  $o_1776->format = 'CSS syntax error in tag \'%1\' - invalid pseudo selector.';
+  $o_0->error_formats[] = $o_1776;
+  $o_1777 = new ErrorFormat();
+  $o_1777->code = ValidationErrorCode::CSS_SYNTAX_MISSING_SELECTOR;
+  $o_1777->format = 'CSS syntax error in tag \'%1\' - missing selector.';
+  $o_0->error_formats[] = $o_1777;
+  $o_1778 = new ErrorFormat();
+  $o_1778->code = ValidationErrorCode::CSS_SYNTAX_NOT_A_SELECTOR_START;
+  $o_1778->format = 'CSS syntax error in tag \'%1\' - not a selector start.';
+  $o_0->error_formats[] = $o_1778;
+  $o_1779 = new ErrorFormat();
+  $o_1779->code = ValidationErrorCode::CSS_SYNTAX_UNPARSED_INPUT_REMAINS_IN_SELECTOR;
+  $o_1779->format = 'CSS syntax error in tag \'%1\' - unparsed input remains in selector.';
+  $o_0->error_formats[] = $o_1779;
+  $o_1780 = new ErrorFormat();
+  $o_1780->code = ValidationErrorCode::CSS_SYNTAX_MISSING_URL;
+  $o_1780->format = 'CSS syntax error in tag \'%1\' - missing url.';
+  $o_0->error_formats[] = $o_1780;
+  $o_1781 = new ErrorFormat();
+  $o_1781->code = ValidationErrorCode::CSS_SYNTAX_INVALID_URL;
+  $o_1781->format = 'CSS syntax error in tag \'%1\' - invalid url \'%2\'.';
+  $o_0->error_formats[] = $o_1781;
+  $o_1782 = new ErrorFormat();
+  $o_1782->code = ValidationErrorCode::CSS_SYNTAX_INVALID_URL_PROTOCOL;
+  $o_1782->format = 'CSS syntax error in tag \'%1\' - invalid url protocol \'%2:\'.';
+  $o_0->error_formats[] = $o_1782;
+  $o_1783 = new ErrorFormat();
+  $o_1783->code = ValidationErrorCode::CSS_SYNTAX_DISALLOWED_DOMAIN;
+  $o_1783->format = 'CSS syntax error in tag \'%1\' - invalid domain \'%2\'.';
+  $o_0->error_formats[] = $o_1783;
+  $o_1784 = new ErrorFormat();
+  $o_1784->code = ValidationErrorCode::CSS_SYNTAX_DISALLOWED_RELATIVE_URL;
+  $o_1784->format = 'CSS syntax error in tag \'%1\' - disallowed relative url \'%2\'.';
+  $o_0->error_formats[] = $o_1784;
+  $o_1785 = new ErrorFormat();
+  $o_1785->code = ValidationErrorCode::CSS_SYNTAX_INVALID_ATTR_SELECTOR;
+  $o_1785->format = 'CSS syntax error in tag \'%1\' - invalid attribute selector.';
+  $o_0->error_formats[] = $o_1785;
+  $o_1786 = new ErrorFormat();
+  $o_1786->code = ValidationErrorCode::CSS_SYNTAX_DISALLOWED_PROPERTY_VALUE;
+  $o_1786->format = 'CSS syntax error in tag \'%1\' - the property \'%2\' is set to the disallowed value \'%3\'.';
+  $o_0->error_formats[] = $o_1786;
+  $o_1787 = new ErrorFormat();
+  $o_1787->code = ValidationErrorCode::CSS_SYNTAX_DISALLOWED_PROPERTY_VALUE_WITH_HINT;
+  $o_1787->format = 'CSS syntax error in tag \'%1\' - the property \'%2\' is set to the disallowed value \'%3\'. Allowed values: %4.';
+  $o_0->error_formats[] = $o_1787;
+  $o_1788 = new ErrorFormat();
+  $o_1788->code = ValidationErrorCode::CSS_SYNTAX_PROPERTY_DISALLOWED_WITHIN_AT_RULE;
+  $o_1788->format = 'CSS syntax error in tag \'%1\' - the property \'%2\' is disallowed within @%3. Allowed properties: %4.';
+  $o_0->error_formats[] = $o_1788;
+  $o_1789 = new ErrorFormat();
+  $o_1789->code = ValidationErrorCode::CSS_SYNTAX_PROPERTY_DISALLOWED_TOGETHER_WITH;
+  $o_1789->format = 'CSS syntax error in tag \'%1\' - the property \'%2\' is disallowed together with \'%3\'. Allowed properties: %4.';
+  $o_0->error_formats[] = $o_1789;
+  $o_1790 = new ErrorFormat();
+  $o_1790->code = ValidationErrorCode::CSS_SYNTAX_PROPERTY_REQUIRES_QUALIFICATION;
+  $o_1790->format = 'CSS syntax error in tag \'%1\' - the property \'%2\' is disallowed unless the enclosing rule is prefixed with the \'%3\' qualification.';
+  $o_0->error_formats[] = $o_1790;
+  $o_1791 = new ErrorSpecificity();
+  $o_1791->code = ValidationErrorCode::UNKNOWN_CODE;
+  $o_1791->specificity = 0;
+  $o_0->error_specificity[] = $o_1791;
+  $o_1792 = new ErrorSpecificity();
+  $o_1792->code = ValidationErrorCode::MANDATORY_CDATA_MISSING_OR_INCORRECT;
+  $o_1792->specificity = 1;
+  $o_0->error_specificity[] = $o_1792;
+  $o_1793 = new ErrorSpecificity();
+  $o_1793->code = ValidationErrorCode::CDATA_VIOLATES_BLACKLIST;
+  $o_1793->specificity = 2;
+  $o_0->error_specificity[] = $o_1793;
+  $o_1794 = new ErrorSpecificity();
+  $o_1794->code = ValidationErrorCode::WRONG_PARENT_TAG;
+  $o_1794->specificity = 3;
+  $o_0->error_specificity[] = $o_1794;
+  $o_1795 = new ErrorSpecificity();
+  $o_1795->code = ValidationErrorCode::DISALLOWED_TAG_ANCESTOR;
+  $o_1795->specificity = 4;
+  $o_0->error_specificity[] = $o_1795;
+  $o_1796 = new ErrorSpecificity();
+  $o_1796->code = ValidationErrorCode::MANDATORY_TAG_ANCESTOR;
+  $o_1796->specificity = 5;
+  $o_0->error_specificity[] = $o_1796;
+  $o_1797 = new ErrorSpecificity();
+  $o_1797->code = ValidationErrorCode::MANDATORY_TAG_ANCESTOR_WITH_HINT;
+  $o_1797->specificity = 6;
+  $o_0->error_specificity[] = $o_1797;
+  $o_1798 = new ErrorSpecificity();
+  $o_1798->code = ValidationErrorCode::MANDATORY_TAG_MISSING;
+  $o_1798->specificity = 7;
+  $o_0->error_specificity[] = $o_1798;
+  $o_1799 = new ErrorSpecificity();
+  $o_1799->code = ValidationErrorCode::TAG_REQUIRED_BY_MISSING;
+  $o_1799->specificity = 8;
+  $o_0->error_specificity[] = $o_1799;
+  $o_1800 = new ErrorSpecificity();
+  $o_1800->code = ValidationErrorCode::WARNING_TAG_REQUIRED_BY_MISSING;
+  $o_1800->specificity = 9;
+  $o_0->error_specificity[] = $o_1800;
+  $o_1801 = new ErrorSpecificity();
+  $o_1801->code = ValidationErrorCode::WARNING_EXTENSION_UNUSED;
+  $o_1801->specificity = 10;
+  $o_0->error_specificity[] = $o_1801;
+  $o_1802 = new ErrorSpecificity();
+  $o_1802->code = ValidationErrorCode::ATTR_REQUIRED_BUT_MISSING;
+  $o_1802->specificity = 11;
+  $o_0->error_specificity[] = $o_1802;
+  $o_1803 = new ErrorSpecificity();
+  $o_1803->code = ValidationErrorCode::DISALLOWED_TAG;
+  $o_1803->specificity = 12;
+  $o_0->error_specificity[] = $o_1803;
+  $o_1804 = new ErrorSpecificity();
+  $o_1804->code = ValidationErrorCode::DISALLOWED_ATTR;
+  $o_1804->specificity = 13;
+  $o_0->error_specificity[] = $o_1804;
+  $o_1805 = new ErrorSpecificity();
+  $o_1805->code = ValidationErrorCode::INVALID_ATTR_VALUE;
+  $o_1805->specificity = 14;
+  $o_0->error_specificity[] = $o_1805;
+  $o_1806 = new ErrorSpecificity();
+  $o_1806->code = ValidationErrorCode::ATTR_VALUE_REQUIRED_BY_LAYOUT;
+  $o_1806->specificity = 15;
+  $o_0->error_specificity[] = $o_1806;
+  $o_1807 = new ErrorSpecificity();
+  $o_1807->code = ValidationErrorCode::MANDATORY_ATTR_MISSING;
+  $o_1807->specificity = 16;
+  $o_0->error_specificity[] = $o_1807;
+  $o_1808 = new ErrorSpecificity();
+  $o_1808->code = ValidationErrorCode::MANDATORY_ONEOF_ATTR_MISSING;
+  $o_1808->specificity = 17;
+  $o_0->error_specificity[] = $o_1808;
+  $o_1809 = new ErrorSpecificity();
+  $o_1809->code = ValidationErrorCode::DUPLICATE_UNIQUE_TAG;
+  $o_1809->specificity = 18;
+  $o_0->error_specificity[] = $o_1809;
+  $o_1810 = new ErrorSpecificity();
+  $o_1810->code = ValidationErrorCode::DUPLICATE_UNIQUE_TAG_WARNING;
+  $o_1810->specificity = 19;
+  $o_0->error_specificity[] = $o_1810;
+  $o_1811 = new ErrorSpecificity();
+  $o_1811->code = ValidationErrorCode::STYLESHEET_TOO_LONG_OLD_VARIANT;
+  $o_1811->specificity = 20;
+  $o_0->error_specificity[] = $o_1811;
+  $o_1812 = new ErrorSpecificity();
+  $o_1812->code = ValidationErrorCode::STYLESHEET_TOO_LONG;
+  $o_1812->specificity = 21;
+  $o_0->error_specificity[] = $o_1812;
+  $o_1813 = new ErrorSpecificity();
+  $o_1813->code = ValidationErrorCode::CSS_SYNTAX;
+  $o_1813->specificity = 22;
+  $o_0->error_specificity[] = $o_1813;
+  $o_1814 = new ErrorSpecificity();
+  $o_1814->code = ValidationErrorCode::CSS_SYNTAX_INVALID_AT_RULE;
+  $o_1814->specificity = 23;
+  $o_0->error_specificity[] = $o_1814;
+  $o_1815 = new ErrorSpecificity();
+  $o_1815->code = ValidationErrorCode::MANDATORY_PROPERTY_MISSING_FROM_ATTR_VALUE;
+  $o_1815->specificity = 24;
+  $o_0->error_specificity[] = $o_1815;
+  $o_1816 = new ErrorSpecificity();
+  $o_1816->code = ValidationErrorCode::INVALID_PROPERTY_VALUE_IN_ATTR_VALUE;
+  $o_1816->specificity = 25;
+  $o_0->error_specificity[] = $o_1816;
+  $o_1817 = new ErrorSpecificity();
+  $o_1817->code = ValidationErrorCode::DISALLOWED_PROPERTY_IN_ATTR_VALUE;
+  $o_1817->specificity = 26;
+  $o_0->error_specificity[] = $o_1817;
+  $o_1818 = new ErrorSpecificity();
+  $o_1818->code = ValidationErrorCode::MUTUALLY_EXCLUSIVE_ATTRS;
+  $o_1818->specificity = 27;
+  $o_0->error_specificity[] = $o_1818;
+  $o_1819 = new ErrorSpecificity();
+  $o_1819->code = ValidationErrorCode::UNESCAPED_TEMPLATE_IN_ATTR_VALUE;
+  $o_1819->specificity = 28;
+  $o_0->error_specificity[] = $o_1819;
+  $o_1820 = new ErrorSpecificity();
+  $o_1820->code = ValidationErrorCode::TEMPLATE_PARTIAL_IN_ATTR_VALUE;
+  $o_1820->specificity = 29;
+  $o_0->error_specificity[] = $o_1820;
+  $o_1821 = new ErrorSpecificity();
+  $o_1821->code = ValidationErrorCode::TEMPLATE_IN_ATTR_NAME;
+  $o_1821->specificity = 30;
+  $o_0->error_specificity[] = $o_1821;
+  $o_1822 = new ErrorSpecificity();
+  $o_1822->code = ValidationErrorCode::INCONSISTENT_UNITS_FOR_WIDTH_AND_HEIGHT;
+  $o_1822->specificity = 31;
+  $o_0->error_specificity[] = $o_1822;
+  $o_1823 = new ErrorSpecificity();
+  $o_1823->code = ValidationErrorCode::IMPLIED_LAYOUT_INVALID;
+  $o_1823->specificity = 32;
+  $o_0->error_specificity[] = $o_1823;
+  $o_1824 = new ErrorSpecificity();
+  $o_1824->code = ValidationErrorCode::SPECIFIED_LAYOUT_INVALID;
+  $o_1824->specificity = 33;
+  $o_0->error_specificity[] = $o_1824;
+  $o_1825 = new ErrorSpecificity();
+  $o_1825->code = ValidationErrorCode::DEV_MODE_ENABLED;
+  $o_1825->specificity = 34;
+  $o_0->error_specificity[] = $o_1825;
+  $o_1826 = new ErrorSpecificity();
+  $o_1826->code = ValidationErrorCode::ATTR_DISALLOWED_BY_IMPLIED_LAYOUT;
+  $o_1826->specificity = 35;
+  $o_0->error_specificity[] = $o_1826;
+  $o_1827 = new ErrorSpecificity();
+  $o_1827->code = ValidationErrorCode::ATTR_DISALLOWED_BY_SPECIFIED_LAYOUT;
+  $o_1827->specificity = 36;
+  $o_0->error_specificity[] = $o_1827;
+  $o_1828 = new ErrorSpecificity();
+  $o_1828->code = ValidationErrorCode::DUPLICATE_DIMENSION;
+  $o_1828->specificity = 37;
+  $o_0->error_specificity[] = $o_1828;
+  $o_1829 = new ErrorSpecificity();
+  $o_1829->code = ValidationErrorCode::DISALLOWED_RELATIVE_URL;
+  $o_1829->specificity = 38;
+  $o_0->error_specificity[] = $o_1829;
+  $o_1830 = new ErrorSpecificity();
+  $o_1830->code = ValidationErrorCode::MISSING_URL;
+  $o_1830->specificity = 39;
+  $o_0->error_specificity[] = $o_1830;
+  $o_1831 = new ErrorSpecificity();
+  $o_1831->code = ValidationErrorCode::DISALLOWED_DOMAIN;
+  $o_1831->specificity = 40;
+  $o_0->error_specificity[] = $o_1831;
+  $o_1832 = new ErrorSpecificity();
+  $o_1832->code = ValidationErrorCode::INVALID_URL_PROTOCOL;
+  $o_1832->specificity = 41;
+  $o_0->error_specificity[] = $o_1832;
+  $o_1833 = new ErrorSpecificity();
+  $o_1833->code = ValidationErrorCode::INVALID_URL;
+  $o_1833->specificity = 42;
+  $o_0->error_specificity[] = $o_1833;
+  $o_1834 = new ErrorSpecificity();
+  $o_1834->code = ValidationErrorCode::CSS_SYNTAX_STRAY_TRAILING_BACKSLASH;
+  $o_1834->specificity = 43;
+  $o_0->error_specificity[] = $o_1834;
+  $o_1835 = new ErrorSpecificity();
+  $o_1835->code = ValidationErrorCode::CSS_SYNTAX_UNTERMINATED_COMMENT;
+  $o_1835->specificity = 44;
+  $o_0->error_specificity[] = $o_1835;
+  $o_1836 = new ErrorSpecificity();
+  $o_1836->code = ValidationErrorCode::CSS_SYNTAX_UNTERMINATED_STRING;
+  $o_1836->specificity = 45;
+  $o_0->error_specificity[] = $o_1836;
+  $o_1837 = new ErrorSpecificity();
+  $o_1837->code = ValidationErrorCode::CSS_SYNTAX_BAD_URL;
+  $o_1837->specificity = 46;
+  $o_0->error_specificity[] = $o_1837;
+  $o_1838 = new ErrorSpecificity();
+  $o_1838->code = ValidationErrorCode::CSS_SYNTAX_EOF_IN_PRELUDE_OF_QUALIFIED_RULE;
+  $o_1838->specificity = 47;
+  $o_0->error_specificity[] = $o_1838;
+  $o_1839 = new ErrorSpecificity();
+  $o_1839->code = ValidationErrorCode::CSS_SYNTAX_INVALID_DECLARATION;
+  $o_1839->specificity = 48;
+  $o_0->error_specificity[] = $o_1839;
+  $o_1840 = new ErrorSpecificity();
+  $o_1840->code = ValidationErrorCode::CSS_SYNTAX_INCOMPLETE_DECLARATION;
+  $o_1840->specificity = 49;
+  $o_0->error_specificity[] = $o_1840;
+  $o_1841 = new ErrorSpecificity();
+  $o_1841->code = ValidationErrorCode::CSS_SYNTAX_ERROR_IN_PSEUDO_SELECTOR;
+  $o_1841->specificity = 50;
+  $o_0->error_specificity[] = $o_1841;
+  $o_1842 = new ErrorSpecificity();
+  $o_1842->code = ValidationErrorCode::CSS_SYNTAX_MISSING_SELECTOR;
+  $o_1842->specificity = 51;
+  $o_0->error_specificity[] = $o_1842;
+  $o_1843 = new ErrorSpecificity();
+  $o_1843->code = ValidationErrorCode::CSS_SYNTAX_NOT_A_SELECTOR_START;
+  $o_1843->specificity = 52;
+  $o_0->error_specificity[] = $o_1843;
+  $o_1844 = new ErrorSpecificity();
+  $o_1844->code = ValidationErrorCode::CSS_SYNTAX_UNPARSED_INPUT_REMAINS_IN_SELECTOR;
+  $o_1844->specificity = 53;
+  $o_0->error_specificity[] = $o_1844;
+  $o_1845 = new ErrorSpecificity();
+  $o_1845->code = ValidationErrorCode::CSS_SYNTAX_MISSING_URL;
+  $o_1845->specificity = 54;
+  $o_0->error_specificity[] = $o_1845;
+  $o_1846 = new ErrorSpecificity();
+  $o_1846->code = ValidationErrorCode::CSS_SYNTAX_DISALLOWED_DOMAIN;
+  $o_1846->specificity = 55;
+  $o_0->error_specificity[] = $o_1846;
+  $o_1847 = new ErrorSpecificity();
+  $o_1847->code = ValidationErrorCode::CSS_SYNTAX_INVALID_URL;
+  $o_1847->specificity = 56;
+  $o_0->error_specificity[] = $o_1847;
+  $o_1848 = new ErrorSpecificity();
+  $o_1848->code = ValidationErrorCode::CSS_SYNTAX_INVALID_URL_PROTOCOL;
+  $o_1848->specificity = 57;
+  $o_0->error_specificity[] = $o_1848;
+  $o_1849 = new ErrorSpecificity();
+  $o_1849->code = ValidationErrorCode::CSS_SYNTAX_DISALLOWED_RELATIVE_URL;
+  $o_1849->specificity = 58;
+  $o_0->error_specificity[] = $o_1849;
+  $o_1850 = new ErrorSpecificity();
+  $o_1850->code = ValidationErrorCode::INCORRECT_NUM_CHILD_TAGS;
+  $o_1850->specificity = 59;
+  $o_0->error_specificity[] = $o_1850;
+  $o_1851 = new ErrorSpecificity();
+  $o_1851->code = ValidationErrorCode::DISALLOWED_CHILD_TAG_NAME;
+  $o_1851->specificity = 60;
+  $o_0->error_specificity[] = $o_1851;
+  $o_1852 = new ErrorSpecificity();
+  $o_1852->code = ValidationErrorCode::DISALLOWED_FIRST_CHILD_TAG_NAME;
+  $o_1852->specificity = 61;
+  $o_0->error_specificity[] = $o_1852;
+  $o_1853 = new ErrorSpecificity();
+  $o_1853->code = ValidationErrorCode::CSS_SYNTAX_INVALID_ATTR_SELECTOR;
+  $o_1853->specificity = 62;
+  $o_0->error_specificity[] = $o_1853;
+  $o_1854 = new ErrorSpecificity();
+  $o_1854->code = ValidationErrorCode::CHILD_TAG_DOES_NOT_SATISFY_REFERENCE_POINT;
+  $o_1854->specificity = 63;
+  $o_0->error_specificity[] = $o_1854;
+  $o_1855 = new ErrorSpecificity();
+  $o_1855->code = ValidationErrorCode::MANDATORY_REFERENCE_POINT_MISSING;
+  $o_1855->specificity = 64;
+  $o_0->error_specificity[] = $o_1855;
+  $o_1856 = new ErrorSpecificity();
+  $o_1856->code = ValidationErrorCode::DUPLICATE_REFERENCE_POINT;
+  $o_1856->specificity = 65;
+  $o_0->error_specificity[] = $o_1856;
+  $o_1857 = new ErrorSpecificity();
+  $o_1857->code = ValidationErrorCode::TAG_REFERENCE_POINT_CONFLICT;
+  $o_1857->specificity = 66;
+  $o_0->error_specificity[] = $o_1857;
+  $o_1858 = new ErrorSpecificity();
+  $o_1858->code = ValidationErrorCode::CHILD_TAG_DOES_NOT_SATISFY_REFERENCE_POINT_SINGULAR;
+  $o_1858->specificity = 67;
+  $o_0->error_specificity[] = $o_1858;
+  $o_1859 = new ErrorSpecificity();
+  $o_1859->code = ValidationErrorCode::CSS_SYNTAX_DISALLOWED_PROPERTY_VALUE;
+  $o_1859->specificity = 68;
+  $o_0->error_specificity[] = $o_1859;
+  $o_1860 = new ErrorSpecificity();
+  $o_1860->code = ValidationErrorCode::CSS_SYNTAX_DISALLOWED_PROPERTY_VALUE_WITH_HINT;
+  $o_1860->specificity = 69;
+  $o_0->error_specificity[] = $o_1860;
+  $o_1861 = new ErrorSpecificity();
+  $o_1861->code = ValidationErrorCode::CSS_SYNTAX_PROPERTY_DISALLOWED_WITHIN_AT_RULE;
+  $o_1861->specificity = 70;
+  $o_0->error_specificity[] = $o_1861;
+  $o_1862 = new ErrorSpecificity();
+  $o_1862->code = ValidationErrorCode::CSS_SYNTAX_PROPERTY_DISALLOWED_TOGETHER_WITH;
+  $o_1862->specificity = 71;
+  $o_0->error_specificity[] = $o_1862;
+  $o_1863 = new ErrorSpecificity();
+  $o_1863->code = ValidationErrorCode::CSS_SYNTAX_PROPERTY_REQUIRES_QUALIFICATION;
+  $o_1863->specificity = 72;
+  $o_0->error_specificity[] = $o_1863;
+  $o_1864 = new ErrorSpecificity();
+  $o_1864->code = ValidationErrorCode::BASE_TAG_MUST_PRECEED_ALL_URLS;
+  $o_1864->specificity = 73;
+  $o_0->error_specificity[] = $o_1864;
+  $o_1865 = new ErrorSpecificity();
+  $o_1865->code = ValidationErrorCode::GENERAL_DISALLOWED_TAG;
+  $o_1865->specificity = 100;
+  $o_0->error_specificity[] = $o_1865;
+  $o_1866 = new ErrorSpecificity();
+  $o_1866->code = ValidationErrorCode::DEPRECATED_ATTR;
+  $o_1866->specificity = 101;
+  $o_0->error_specificity[] = $o_1866;
+  $o_1867 = new ErrorSpecificity();
+  $o_1867->code = ValidationErrorCode::DEPRECATED_TAG;
+  $o_1867->specificity = 102;
+  $o_0->error_specificity[] = $o_1867;
+  $o_1868 = new ErrorSpecificity();
+  $o_1868->code = ValidationErrorCode::DISALLOWED_MANUFACTURED_BODY;
+  $o_1868->specificity = 104;
+  $o_0->error_specificity[] = $o_1868;
   return $o_0;
   }
 }
diff --git a/src/Utility/ActionTakenType.php b/src/Utility/ActionTakenType.php
index 52462b5c..67d1759b 100644
--- a/src/Utility/ActionTakenType.php
+++ b/src/Utility/ActionTakenType.php
@@ -34,6 +34,7 @@ class ActionTakenType
     const FACEBOOK_JSDK_CONVERTED = 'facebook javascript sdk embed code was converted to the amp-facebook tag.';
     const FACEBOOK_SCRIPT_REMOVED = 'facebook script tag was removed.';
     const VIMEO_CONVERTED = 'vimeo embed code was converted to the amp-vimeo tag.';
+    const HULU_CONVERTED = 'hulu embed code was converted to the amp-hulu tag.';
     const DAILYMOTION_CONVERTED = 'dailymotion embed code was converted to the amp-dailymotion tag.';
     const TWITTER_CONVERTED = 'twitter embed code was converted to the amp-twitter tag.';
     const IFRAME_CONVERTED = 'tag was converted to the amp-iframe tag.';
diff --git a/src/Validate/Context.php b/src/Validate/Context.php
index 646f3296..7797f740 100644
--- a/src/Validate/Context.php
+++ b/src/Validate/Context.php
@@ -84,6 +84,7 @@ class Context
         'amp-facebook' => 'https://cdn.ampproject.org/v0/amp-facebook-0.1.js',
         'amp-fit-text' => 'https://cdn.ampproject.org/v0/amp-fit-text-0.1.js',
         'amp-font' => 'https://cdn.ampproject.org/v0/amp-font-0.1.js',
+        'amp-hulu' => 'https://cdn.ampproject.org/v0/amp-hulu-0.1.js',
         'amp-iframe' => 'https://cdn.ampproject.org/v0/amp-iframe-0.1.js',
         'amp-instagram' => 'https://cdn.ampproject.org/v0/amp-instagram-0.1.js',
         'amp-install-serviceworker' => 'https://cdn.ampproject.org/v0/amp-install-serviceworker-0.1.js',
@@ -453,7 +454,7 @@ public function ignoreError()
     public function addErrorWithLine($line, $validation_error_code, array $params, $spec_url, SValidationResult $validation_result, $attr_name = '', $segment = '')
     {
         // We currently don't issue this error as we're only looking at DOMElements
-        if ($validation_error_code == ValidationErrorCode::MANDATORY_TAG_MISSING && isset($params[0]) && $params[0] == 'html doctype') {
+        if ($validation_error_code == ValidationErrorCode::MANDATORY_TAG_MISSING && isset($params[0]) && in_array($params[0], ['html doctype', 'html \u26a14ads for top-level html', 'amp4ads engine amp4ads-v0.js script'])) {
             return true;
         }
 
diff --git a/src/Validate/ParsedTagSpec.php b/src/Validate/ParsedTagSpec.php
index 32981647..1f10280d 100644
--- a/src/Validate/ParsedTagSpec.php
+++ b/src/Validate/ParsedTagSpec.php
@@ -139,7 +139,7 @@ public function getDispatchKey()
         assert(!empty($attr_name));
         /** @var string $mandatory_parent */
         $mandatory_parent = empty($this->spec->mandatory_parent) ? '' : $this->spec->mandatory_parent;
-        $attr_value = $this->dispatch_key_attr_spec->getSpec()->value;
+        $attr_value = isset($this->dispatch_key_attr_spec->getSpec()->value) ? $this->dispatch_key_attr_spec->getSpec()->value : $this->dispatch_key_attr_spec->getSpec()->value_casei;
         if (empty(($attr_value))) {
             $attr_value = '';
         }
diff --git a/tests/test-data/fragment-html/hulu-fragment.html b/tests/test-data/fragment-html/hulu-fragment.html
new file mode 100644
index 00000000..4f1c7869
--- /dev/null
+++ b/tests/test-data/fragment-html/hulu-fragment.html
@@ -0,0 +1 @@
+<iframe width="854" height="480" frameborder="0" allowfullscreen="allowfullscreen" src="//www.hulu.com/embed.html?eid=_hHzwnAcj3RrXMJFDDvkuw"></iframe>
diff --git a/tests/test-data/fragment-html/hulu-fragment.html.out b/tests/test-data/fragment-html/hulu-fragment.html.out
new file mode 100644
index 00000000..a58d0e16
--- /dev/null
+++ b/tests/test-data/fragment-html/hulu-fragment.html.out
@@ -0,0 +1,24 @@
+<amp-hulu width="854" height="480" layout="responsive" data-eid="_hHzwnAcj3RrXMJFDDvkuw"></amp-hulu>
+
+
+ORIGINAL HTML
+---------------
+Line 1: <iframe width="854" height="480" frameborder="0" allowfullscreen="allowfullscreen" src="//www.hulu.com/embed.html?eid=_hHzwnAcj3RrXMJFDDvkuw"></iframe>
+Line 2: 
+
+
+Transformations made from HTML tags to AMP custom tags
+-------------------------------------------------------
+
+<iframe width="854" height="480" frameborder allowfullscreen="allowfullscreen" src="//www.hulu.com/embed.html?eid=_hHzwnAcj3RrXMJFDDvkuw"> at line 1
+ ACTION TAKEN: iframe hulu embed code was converted to the amp-hulu tag.
+
+
+AMP-HTML Validation Issues and Fixes
+-------------------------------------
+PASS
+
+COMPONENT NAMES WITH JS PATH
+------------------------------
+'amp-hulu', include path 'https://cdn.ampproject.org/v0/amp-hulu-0.1.js'
+
diff --git a/tests/test-data/fragment-html/sample-html-fragment.html.out b/tests/test-data/fragment-html/sample-html-fragment.html.out
index 90d79b57..dc5bc932 100644
--- a/tests/test-data/fragment-html/sample-html-fragment.html.out
+++ b/tests/test-data/fragment-html/sample-html-fragment.html.out
@@ -41,18 +41,18 @@ FAIL
 
 <a style="color: red;" href="javascript:run();"> on line 1
 - The attribute 'style' may not appear in tag 'a'.
-   [code: DISALLOWED_ATTR  category: DISALLOWED_HTML]
+   [code: DISALLOWED_ATTR  category: DISALLOWED_HTML see: https://www.ampproject.org/docs/reference/spec.html#links]
    ACTION TAKEN: a.style attribute was removed due to validation issues.
 - Invalid URL protocol 'javascript:' for attribute 'href' in tag 'a'.
-   [code: INVALID_URL_PROTOCOL  category: DISALLOWED_HTML]
+   [code: INVALID_URL_PROTOCOL  category: DISALLOWED_HTML see: https://www.ampproject.org/docs/reference/spec.html#links]
    ACTION TAKEN: a.href attribute was removed due to validation issues.
 
 <a style="margin: 2px;" href="http://www.cnn.com" target="_parent"> on line 2
 - The attribute 'style' may not appear in tag 'a'.
-   [code: DISALLOWED_ATTR  category: DISALLOWED_HTML]
+   [code: DISALLOWED_ATTR  category: DISALLOWED_HTML see: https://www.ampproject.org/docs/reference/spec.html#links]
    ACTION TAKEN: a.style attribute was removed due to validation issues.
 - The attribute 'target' in tag 'a' is set to the invalid value '_parent'.
-   [code: INVALID_ATTR_VALUE  category: DISALLOWED_HTML]
+   [code: INVALID_ATTR_VALUE  category: DISALLOWED_HTML see: https://www.ampproject.org/docs/reference/spec.html#html-tags]
    ACTION TAKEN: a.target attribute was removed due to validation issues.
 
 <input type="submit" value="submit"> on line 6
@@ -62,7 +62,7 @@ FAIL
 
 <div onmouseover="hello();"> on line 7
 - The attribute 'onmouseover' may not appear in tag 'div'.
-   [code: DISALLOWED_ATTR  category: DISALLOWED_HTML]
+   [code: DISALLOWED_ATTR  category: DISALLOWED_HTML see: https://www.ampproject.org/docs/reference/spec.html#links]
    ACTION TAKEN: div.onmouseover attribute was removed due to validation issues.
 
 <script src="https://ajax.googleapis.com/ajax/libs/jquery/1.12.0/jquery.min.js"> on line 9
diff --git a/tests/test-data/fragment-html/show_lines_no_orig_and_warn.html.out b/tests/test-data/fragment-html/show_lines_no_orig_and_warn.html.out
index a90e7d21..4330df99 100644
--- a/tests/test-data/fragment-html/show_lines_no_orig_and_warn.html.out
+++ b/tests/test-data/fragment-html/show_lines_no_orig_and_warn.html.out
@@ -1,7 +1,7 @@
 Line 1: <p><a>Run</a></p>
 Line 2: <p><a href="http://www.cnn.com">CNN</a></p>
 Line 3: <p><a href="http://www.bbcnews.com" target="_blank">BBC</a></p>
-Line 4: <p></p>
+Line 4: <p><input type="submit" value="submit"></p>
 Line 5: <amp-iframe sandbox="allow-scripts allow-same-origin" layout="responsive" height="315" width="560" src="https://www.reddit.com"></amp-iframe>
 Line 6: 
 Line 7: 
diff --git a/tests/test-data/full-html/duplicate_unique_tags_and_wrong_parents.html.out b/tests/test-data/full-html/duplicate_unique_tags_and_wrong_parents.html.out
index 11e56abf..c260e8dd 100644
--- a/tests/test-data/full-html/duplicate_unique_tags_and_wrong_parents.html.out
+++ b/tests/test-data/full-html/duplicate_unique_tags_and_wrong_parents.html.out
@@ -82,11 +82,6 @@ AMP-HTML Validation Issues and Fixes
 -------------------------------------
 FAIL
 
-<style amp-custom> on line 31
-- The tag 'style amp-custom' appears more than once in the document.
-   [code: DUPLICATE_UNIQUE_TAG  category: MANDATORY_AMP_TAG_MISSING_OR_INCORRECT see: https://www.ampproject.org/docs/reference/spec.html#stylesheets]
-   ACTION TAKEN: style tag was removed due to validation issues.
-
 <style amp-custom> on line 35
 - The parent tag of tag 'style' is 'body', but it can only be 'head'.
    [code: WRONG_PARENT_TAG  category: DISALLOWED_HTML see: https://www.ampproject.org/docs/reference/spec.html#stylesheets]
diff --git a/tests/test-data/full-html/javascript_xss.html.out b/tests/test-data/full-html/javascript_xss.html.out
index b45b56c4..af5e505c 100644
--- a/tests/test-data/full-html/javascript_xss.html.out
+++ b/tests/test-data/full-html/javascript_xss.html.out
@@ -74,22 +74,22 @@ FAIL
 
 <a href="javascript:alert('boo')"> on line 27
 - Invalid URL protocol 'javascript:' for attribute 'href' in tag 'a'.
-   [code: INVALID_URL_PROTOCOL  category: DISALLOWED_HTML]
+   [code: INVALID_URL_PROTOCOL  category: DISALLOWED_HTML see: https://www.ampproject.org/docs/reference/spec.html#links]
    ACTION TAKEN: a.href attribute was removed due to validation issues.
 
 <a href="JavaScript:alert('boo')"> on line 28
 - Invalid URL protocol 'javascript:' for attribute 'href' in tag 'a'.
-   [code: INVALID_URL_PROTOCOL  category: DISALLOWED_HTML]
+   [code: INVALID_URL_PROTOCOL  category: DISALLOWED_HTML see: https://www.ampproject.org/docs/reference/spec.html#links]
    ACTION TAKEN: a.href attribute was removed due to validation issues.
 
 <a href="vbscript:bar"> on line 29
 - Invalid URL protocol 'vbscript:' for attribute 'href' in tag 'a'.
-   [code: INVALID_URL_PROTOCOL  category: DISALLOWED_HTML]
+   [code: INVALID_URL_PROTOCOL  category: DISALLOWED_HTML see: https://www.ampproject.org/docs/reference/spec.html#links]
    ACTION TAKEN: a.href attribute was removed due to validation issues.
 
 <a href="data:baz"> on line 30
 - Invalid URL protocol 'data:' for attribute 'href' in tag 'a'.
-   [code: INVALID_URL_PROTOCOL  category: DISALLOWED_HTML]
+   [code: INVALID_URL_PROTOCOL  category: DISALLOWED_HTML see: https://www.ampproject.org/docs/reference/spec.html#links]
    ACTION TAKEN: a.href attribute was removed due to validation issues.
 
 COMPONENT NAMES WITH JS PATH
diff --git a/tests/test-data/full-html/link_meta_values.html.out b/tests/test-data/full-html/link_meta_values.html.out
index 960a0ba4..ddaa6f45 100644
--- a/tests/test-data/full-html/link_meta_values.html.out
+++ b/tests/test-data/full-html/link_meta_values.html.out
@@ -112,7 +112,7 @@ FAIL
 
 <link href="foo"> on line 43
 - The mandatory attribute 'rel' is missing in tag 'link rel='.
-   [code: MANDATORY_ATTR_MISSING  category: DISALLOWED_HTML]
+   [code: MANDATORY_ATTR_MISSING  category: DISALLOWED_HTML see: https://www.ampproject.org/docs/reference/spec.html#html-tags]
 - FINAL ACTION TAKEN: link tag removed from head as it still does not validate. Could not fix tag validation problems.
 
 COMPONENT NAMES WITH JS PATH
diff --git a/tests/test-data/full-html/regexps.html.out b/tests/test-data/full-html/regexps.html.out
index fa529fe9..905f51af 100644
--- a/tests/test-data/full-html/regexps.html.out
+++ b/tests/test-data/full-html/regexps.html.out
@@ -192,36 +192,36 @@ FAIL
 
 <link rel="stylesheet" type="text/css" href="http://xss.com/https://fonts.googleapis.com/css?foobar"> on line 46
 - The attribute 'href' in tag 'link rel=stylesheet for fonts' is set to the invalid value 'http://xss.com/https://fonts.googleapis.com/css?foobar'.
-   [code: INVALID_ATTR_VALUE  category: AUTHOR_STYLESHEET_PROBLEM]
+   [code: INVALID_ATTR_VALUE  category: AUTHOR_STYLESHEET_PROBLEM see: https://www.ampproject.org/docs/reference/spec.html#custom-fonts]
    ACTION TAKEN: link.href attribute was removed due to validation issues.
 - FINAL ACTION TAKEN: link tag removed from head as it still does not validate. Could not fix tag validation problems.
 
 <link rel="import"> on line 55
 - The attribute 'rel' in tag 'link rel=' is set to the invalid value 'import'.
-   [code: INVALID_ATTR_VALUE  category: DISALLOWED_HTML]
+   [code: INVALID_ATTR_VALUE  category: DISALLOWED_HTML see: https://www.ampproject.org/docs/reference/spec.html#html-tags]
    ACTION TAKEN: link.rel attribute was removed due to validation issues.
 - FINAL ACTION TAKEN: link tag removed from head as it still does not validate. Could not fix tag validation problems.
 
 <link rel="accessibility subresource"> on line 56
 - The attribute 'rel' in tag 'link rel=' is set to the invalid value 'accessibility subresource'.
-   [code: INVALID_ATTR_VALUE  category: DISALLOWED_HTML]
+   [code: INVALID_ATTR_VALUE  category: DISALLOWED_HTML see: https://www.ampproject.org/docs/reference/spec.html#html-tags]
    ACTION TAKEN: link.rel attribute was removed due to validation issues.
 - FINAL ACTION TAKEN: link tag removed from head as it still does not validate. Could not fix tag validation problems.
 
 <link rel="manifest accessibility"> on line 57
 - The attribute 'rel' in tag 'link rel=' is set to the invalid value 'manifest accessibility'.
-   [code: INVALID_ATTR_VALUE  category: DISALLOWED_HTML]
+   [code: INVALID_ATTR_VALUE  category: DISALLOWED_HTML see: https://www.ampproject.org/docs/reference/spec.html#html-tags]
    ACTION TAKEN: link.rel attribute was removed due to validation issues.
 - FINAL ACTION TAKEN: link tag removed from head as it still does not validate. Could not fix tag validation problems.
 
 <meta name="content-disposition" content> on line 65
 - The attribute 'name' in tag 'meta name= and content=' is set to the invalid value 'content-disposition'.
-   [code: INVALID_ATTR_VALUE  category: DISALLOWED_HTML]
+   [code: INVALID_ATTR_VALUE  category: DISALLOWED_HTML see: https://www.ampproject.org/docs/reference/spec.html#html-tags]
    ACTION TAKEN: meta.name attribute was removed due to validation issues.
 
 <meta name="invalid content-disposition" content> on line 66
 - The attribute 'name' in tag 'meta name= and content=' is set to the invalid value 'invalid content-disposition'.
-   [code: INVALID_ATTR_VALUE  category: DISALLOWED_HTML]
+   [code: INVALID_ATTR_VALUE  category: DISALLOWED_HTML see: https://www.ampproject.org/docs/reference/spec.html#html-tags]
    ACTION TAKEN: meta.name attribute was removed due to validation issues.
 
 <amp-audio src="https://example.com/audio" layout="fixed" autoplay="invalid"> on line 77
diff --git a/tests/test-data/full-html/several_errors.html.out b/tests/test-data/full-html/several_errors.html.out
index 6dd54518..c02e35e2 100644
--- a/tests/test-data/full-html/several_errors.html.out
+++ b/tests/test-data/full-html/several_errors.html.out
@@ -90,7 +90,7 @@ FAIL
 
 <meta charset="pick-a-key"> on line 23
 - The attribute 'charset' may not appear in tag 'meta name= and content='.
-   [code: DISALLOWED_ATTR  category: DISALLOWED_HTML]
+   [code: DISALLOWED_ATTR  category: DISALLOWED_HTML see: https://www.ampproject.org/docs/reference/spec.html#links]
    ACTION TAKEN: meta.charset attribute was removed due to validation issues.
 
 <script type="javascript"> on line 26
diff --git a/tests/test-data/full-html/urls.html.out b/tests/test-data/full-html/urls.html.out
index 10897999..034ffd97 100644
--- a/tests/test-data/full-html/urls.html.out
+++ b/tests/test-data/full-html/urls.html.out
@@ -187,37 +187,37 @@ FAIL
 
 <a href="https://"> on line 37
 - Malformed URL 'https://' for attribute 'href' in tag 'a'.
-   [code: INVALID_URL  category: DISALLOWED_HTML]
+   [code: INVALID_URL  category: DISALLOWED_HTML see: https://www.ampproject.org/docs/reference/spec.html#links]
    ACTION TAKEN: a.href attribute was removed due to validation issues.
 
 <a href="javascript:alert('boo')"> on line 39
 - Invalid URL protocol 'javascript:' for attribute 'href' in tag 'a'.
-   [code: INVALID_URL_PROTOCOL  category: DISALLOWED_HTML]
+   [code: INVALID_URL_PROTOCOL  category: DISALLOWED_HTML see: https://www.ampproject.org/docs/reference/spec.html#links]
    ACTION TAKEN: a.href attribute was removed due to validation issues.
 
 <a href="JavaScript:alert('boo')"> on line 40
 - Invalid URL protocol 'javascript:' for attribute 'href' in tag 'a'.
-   [code: INVALID_URL_PROTOCOL  category: DISALLOWED_HTML]
+   [code: INVALID_URL_PROTOCOL  category: DISALLOWED_HTML see: https://www.ampproject.org/docs/reference/spec.html#links]
    ACTION TAKEN: a.href attribute was removed due to validation issues.
 
 <a href="javascript:alert(1)"> on line 41
 - Invalid URL protocol 'javascript:' for attribute 'href' in tag 'a'.
-   [code: INVALID_URL_PROTOCOL  category: DISALLOWED_HTML]
+   [code: INVALID_URL_PROTOCOL  category: DISALLOWED_HTML see: https://www.ampproject.org/docs/reference/spec.html#links]
    ACTION TAKEN: a.href attribute was removed due to validation issues.
 
 <a href="vbscript:bar"> on line 42
 - Invalid URL protocol 'vbscript:' for attribute 'href' in tag 'a'.
-   [code: INVALID_URL_PROTOCOL  category: DISALLOWED_HTML]
+   [code: INVALID_URL_PROTOCOL  category: DISALLOWED_HTML see: https://www.ampproject.org/docs/reference/spec.html#links]
    ACTION TAKEN: a.href attribute was removed due to validation issues.
 
 <a href="data:baz"> on line 43
 - Invalid URL protocol 'data:' for attribute 'href' in tag 'a'.
-   [code: INVALID_URL_PROTOCOL  category: DISALLOWED_HTML]
+   [code: INVALID_URL_PROTOCOL  category: DISALLOWED_HTML see: https://www.ampproject.org/docs/reference/spec.html#links]
    ACTION TAKEN: a.href attribute was removed due to validation issues.
 
 <a href="http://site:80808/%AFpage"> on line 45
 - Malformed URL 'http://site:80808/%AFpage' for attribute 'href' in tag 'a'.
-   [code: INVALID_URL  category: DISALLOWED_HTML]
+   [code: INVALID_URL  category: DISALLOWED_HTML see: https://www.ampproject.org/docs/reference/spec.html#links]
    ACTION TAKEN: a.href attribute was removed due to validation issues.
 
 <amp-img srcset="javascript:alert(1)" layout="fill"> on line 47
diff --git a/tests/test-data/full-html/validator-amp-jwplayer.html.out b/tests/test-data/full-html/validator-amp-jwplayer.html.out
index ea30e0fe..7d604ae2 100644
--- a/tests/test-data/full-html/validator-amp-jwplayer.html.out
+++ b/tests/test-data/full-html/validator-amp-jwplayer.html.out
@@ -107,13 +107,13 @@ FAIL
 
 <amp-jwplayer data-playerlist-id="5678WxYz" width="160" height="90"> on line 48
 - The tag 'amp-jwplayer' is missing a mandatory attribute - pick one of data-media-id or data-playlist-id.
-   [code: MANDATORY_ONEOF_ATTR_MISSING  category: AMP_TAG_PROBLEM see: https://github.com/ampproject/amphtml/blob/master/extensions/amp-jwplayer/amp-jwplayer.md]
+   [code: MANDATORY_ONEOF_ATTR_MISSING  category: AMP_TAG_PROBLEM see: https://www.ampproject.org/docs/reference/extended/amp-jwplayer.html]
 - The mandatory attribute 'data-player-id' is missing in tag 'amp-jwplayer'.
-   [code: MANDATORY_ATTR_MISSING  category: AMP_TAG_PROBLEM see: https://github.com/ampproject/amphtml/blob/master/extensions/amp-jwplayer/amp-jwplayer.md]
+   [code: MANDATORY_ATTR_MISSING  category: AMP_TAG_PROBLEM see: https://www.ampproject.org/docs/reference/extended/amp-jwplayer.html]
 
 <amp-jwplayer data-player-id="aBcD1234" width="160" height="90"> on line 52
 - The tag 'amp-jwplayer' is missing a mandatory attribute - pick one of data-media-id or data-playlist-id.
-   [code: MANDATORY_ONEOF_ATTR_MISSING  category: AMP_TAG_PROBLEM see: https://github.com/ampproject/amphtml/blob/master/extensions/amp-jwplayer/amp-jwplayer.md]
+   [code: MANDATORY_ONEOF_ATTR_MISSING  category: AMP_TAG_PROBLEM see: https://www.ampproject.org/docs/reference/extended/amp-jwplayer.html]
 
 COMPONENT NAMES WITH JS PATH
 ------------------------------
diff --git a/tests/test-data/full-html/validator-amp-mustache.html.out b/tests/test-data/full-html/validator-amp-mustache.html.out
index 21d22e3a..4235aeb7 100644
--- a/tests/test-data/full-html/validator-amp-mustache.html.out
+++ b/tests/test-data/full-html/validator-amp-mustache.html.out
@@ -267,37 +267,37 @@ FAIL
 
 <p notallowed> on line 53
 - The attribute 'notallowed' may not appear in tag 'p'.
-   [code: DISALLOWED_ATTR  category: DISALLOWED_HTML]
+   [code: DISALLOWED_ATTR  category: DISALLOWED_HTML see: https://www.ampproject.org/docs/reference/spec.html#links]
    ACTION TAKEN: p.notallowed attribute was removed due to validation issues.
 
 <p notallowed> on line 54
 - The attribute 'notallowed' may not appear in tag 'p'.
-   [code: DISALLOWED_ATTR  category: DISALLOWED_HTML]
+   [code: DISALLOWED_ATTR  category: DISALLOWED_HTML see: https://www.ampproject.org/docs/reference/spec.html#links]
    ACTION TAKEN: p.notallowed attribute was removed due to validation issues.
 
 <p notallowed> on line 55
 - The attribute 'notallowed' may not appear in tag 'p'.
-   [code: DISALLOWED_ATTR  category: DISALLOWED_HTML]
+   [code: DISALLOWED_ATTR  category: DISALLOWED_HTML see: https://www.ampproject.org/docs/reference/spec.html#links]
    ACTION TAKEN: p.notallowed attribute was removed due to validation issues.
 
 <p notallowed> on line 56
 - The attribute 'notallowed' may not appear in tag 'p'.
-   [code: DISALLOWED_ATTR  category: DISALLOWED_HTML]
+   [code: DISALLOWED_ATTR  category: DISALLOWED_HTML see: https://www.ampproject.org/docs/reference/spec.html#links]
    ACTION TAKEN: p.notallowed attribute was removed due to validation issues.
 
 <p notallowed> on line 59
 - The attribute 'notallowed' may not appear in tag 'p'.
-   [code: DISALLOWED_ATTR  category: DISALLOWED_HTML]
+   [code: DISALLOWED_ATTR  category: DISALLOWED_HTML see: https://www.ampproject.org/docs/reference/spec.html#links]
    ACTION TAKEN: p.notallowed attribute was removed due to validation issues.
 
 <p notallowed> on line 62
 - The attribute 'notallowed' may not appear in tag 'p'.
-   [code: DISALLOWED_ATTR  category: DISALLOWED_HTML]
+   [code: DISALLOWED_ATTR  category: DISALLOWED_HTML see: https://www.ampproject.org/docs/reference/spec.html#links]
    ACTION TAKEN: p.notallowed attribute was removed due to validation issues.
 
 <p notallowed> on line 63
 - The attribute 'notallowed' may not appear in tag 'p'.
-   [code: DISALLOWED_ATTR  category: DISALLOWED_HTML]
+   [code: DISALLOWED_ATTR  category: DISALLOWED_HTML see: https://www.ampproject.org/docs/reference/spec.html#links]
    ACTION TAKEN: p.notallowed attribute was removed due to validation issues.
 
 <p title="{{{ notallowed }}}"> on line 64
diff --git a/tests/test-data/full-html/validator-amp-springboard-player.html.out b/tests/test-data/full-html/validator-amp-springboard-player.html.out
index ba904860..4575c428 100644
--- a/tests/test-data/full-html/validator-amp-springboard-player.html.out
+++ b/tests/test-data/full-html/validator-amp-springboard-player.html.out
@@ -145,48 +145,48 @@ FAIL
 
 <amp-springboard-player data-site-id="a261" data-mode="video" data-content-id="1578473" data-player-id="test401" data-domain="test.com" data-items="10" layout="fixed" width="480" height="270"> on line 41
 - The attribute 'data-site-id' in tag 'amp-springboard-player' is set to the invalid value 'a261'.
-   [code: INVALID_ATTR_VALUE  category: AMP_TAG_PROBLEM see: https://github.com/ampproject/amphtml/blob/master/extensions/amp-springboard-player/amp-springboard-player.html]
+   [code: INVALID_ATTR_VALUE  category: AMP_TAG_PROBLEM see: https://www.ampproject.org/docs/reference/extended/amp-springboard-player.html]
    ACTION TAKEN: amp-springboard-player.data-site-id attribute was removed due to validation issues.
 
 <amp-springboard-player data-site-id="261" data-mode="playlist" data-content-id="1578473" data-player-id="test 401" data-domain="test.com" data-items="10" layout="fixed" width="480" height="270"> on line 46
 - The attribute 'data-player-id' in tag 'amp-springboard-player' is set to the invalid value 'test 401'.
-   [code: INVALID_ATTR_VALUE  category: AMP_TAG_PROBLEM see: https://github.com/ampproject/amphtml/blob/master/extensions/amp-springboard-player/amp-springboard-player.html]
+   [code: INVALID_ATTR_VALUE  category: AMP_TAG_PROBLEM see: https://www.ampproject.org/docs/reference/extended/amp-springboard-player.html]
    ACTION TAKEN: amp-springboard-player.data-player-id attribute was removed due to validation issues.
 
 <amp-springboard-player data-site-id="261" data-mode="video" data-player-id="test401" data-domain="test.com" data-items="10" layout="fixed" width="480" height="270"> on line 51
 - The mandatory attribute 'data-content-id' is missing in tag 'amp-springboard-player'.
-   [code: MANDATORY_ATTR_MISSING  category: AMP_TAG_PROBLEM see: https://github.com/ampproject/amphtml/blob/master/extensions/amp-springboard-player/amp-springboard-player.html]
+   [code: MANDATORY_ATTR_MISSING  category: AMP_TAG_PROBLEM see: https://www.ampproject.org/docs/reference/extended/amp-springboard-player.html]
 
 <amp-springboard-player data-site-id="261" data-mode="video" data-content-id="1578473" data-player-id="test401" data-items="10" layout="fixed" width="480" height="270"> on line 56
 - The mandatory attribute 'data-domain' is missing in tag 'amp-springboard-player'.
-   [code: MANDATORY_ATTR_MISSING  category: AMP_TAG_PROBLEM see: https://github.com/ampproject/amphtml/blob/master/extensions/amp-springboard-player/amp-springboard-player.html]
+   [code: MANDATORY_ATTR_MISSING  category: AMP_TAG_PROBLEM see: https://www.ampproject.org/docs/reference/extended/amp-springboard-player.html]
 
 <amp-springboard-player data-site-id="261" data-mode="video" data-content-id="1578473" data-player-id="test401" data-domain="test.com" layout="fixed" width="480" height="270"> on line 61
 - The mandatory attribute 'data-items' is missing in tag 'amp-springboard-player'.
-   [code: MANDATORY_ATTR_MISSING  category: AMP_TAG_PROBLEM see: https://github.com/ampproject/amphtml/blob/master/extensions/amp-springboard-player/amp-springboard-player.html]
+   [code: MANDATORY_ATTR_MISSING  category: AMP_TAG_PROBLEM see: https://www.ampproject.org/docs/reference/extended/amp-springboard-player.html]
 
 <amp-springboard-player data-site-id="261" data-content-id="1578473" data-player-id="test401" data-domain="test.com" data-items="10" layout="fixed" width="480" height="270"> on line 66
 - The mandatory attribute 'data-mode' is missing in tag 'amp-springboard-player'.
-   [code: MANDATORY_ATTR_MISSING  category: AMP_TAG_PROBLEM see: https://github.com/ampproject/amphtml/blob/master/extensions/amp-springboard-player/amp-springboard-player.html]
+   [code: MANDATORY_ATTR_MISSING  category: AMP_TAG_PROBLEM see: https://www.ampproject.org/docs/reference/extended/amp-springboard-player.html]
 
 <amp-springboard-player data-site-id="261" data-mode="video" data-content-id="1578473" data-domain="test.com" data-items="10" layout="fixed" width="480" height="270"> on line 71
 - The mandatory attribute 'data-player-id' is missing in tag 'amp-springboard-player'.
-   [code: MANDATORY_ATTR_MISSING  category: AMP_TAG_PROBLEM see: https://github.com/ampproject/amphtml/blob/master/extensions/amp-springboard-player/amp-springboard-player.html]
+   [code: MANDATORY_ATTR_MISSING  category: AMP_TAG_PROBLEM see: https://www.ampproject.org/docs/reference/extended/amp-springboard-player.html]
 
 <amp-springboard-player data-mode="video" data-content-id="1578473" data-player-id="test401" data-domain="test.com" data-items="10" layout="fixed" width="480" height="270"> on line 76
 - The mandatory attribute 'data-site-id' is missing in tag 'amp-springboard-player'.
-   [code: MANDATORY_ATTR_MISSING  category: AMP_TAG_PROBLEM see: https://github.com/ampproject/amphtml/blob/master/extensions/amp-springboard-player/amp-springboard-player.html]
+   [code: MANDATORY_ATTR_MISSING  category: AMP_TAG_PROBLEM see: https://www.ampproject.org/docs/reference/extended/amp-springboard-player.html]
 
 <amp-springboard-player data-site-id="261" data-mode="playlist" data-player-id="test401" layout="fixed-height" width="480" height="270"> on line 80
 - The specified layout 'FIXED_HEIGHT' is not supported by tag 'amp-springboard-player'.
-   [code: SPECIFIED_LAYOUT_INVALID  category: AMP_LAYOUT_PROBLEM see: https://github.com/ampproject/amphtml/blob/master/extensions/amp-springboard-player/amp-springboard-player.html]
+   [code: SPECIFIED_LAYOUT_INVALID  category: AMP_LAYOUT_PROBLEM see: https://www.ampproject.org/docs/reference/extended/amp-springboard-player.html]
    ACTION TAKEN: amp-springboard-player.layout attribute was removed due to validation issues.
 - The mandatory attribute 'data-content-id' is missing in tag 'amp-springboard-player'.
-   [code: MANDATORY_ATTR_MISSING  category: AMP_TAG_PROBLEM see: https://github.com/ampproject/amphtml/blob/master/extensions/amp-springboard-player/amp-springboard-player.html]
+   [code: MANDATORY_ATTR_MISSING  category: AMP_TAG_PROBLEM see: https://www.ampproject.org/docs/reference/extended/amp-springboard-player.html]
 - The mandatory attribute 'data-domain' is missing in tag 'amp-springboard-player'.
-   [code: MANDATORY_ATTR_MISSING  category: AMP_TAG_PROBLEM see: https://github.com/ampproject/amphtml/blob/master/extensions/amp-springboard-player/amp-springboard-player.html]
+   [code: MANDATORY_ATTR_MISSING  category: AMP_TAG_PROBLEM see: https://www.ampproject.org/docs/reference/extended/amp-springboard-player.html]
 - The mandatory attribute 'data-items' is missing in tag 'amp-springboard-player'.
-   [code: MANDATORY_ATTR_MISSING  category: AMP_TAG_PROBLEM see: https://github.com/ampproject/amphtml/blob/master/extensions/amp-springboard-player/amp-springboard-player.html]
+   [code: MANDATORY_ATTR_MISSING  category: AMP_TAG_PROBLEM see: https://www.ampproject.org/docs/reference/extended/amp-springboard-player.html]
 
 COMPONENT NAMES WITH JS PATH
 ------------------------------