docs/guidance/example.md: Add links to field anchors

docs/guidance/example.md

@@ -4,13 +4,13 @@ This page provides examples to help you understand and implement OC4IDS. There a
 
 ## Worked example
 
-The worked example is a JSON file that conforms to the [project package schema](../../reference/package). It contains a single project that conforms to the [project schema](../../reference/schema). You can view the complete worked example below or [download the JSON file](../examples/example.json). You can also view excerpts from the worked example alongside each sub-schema in the [schema reference documentation](../../reference/schema).
+The worked example is a JSON file that conforms to the [project package schema](../reference/package). It contains a single project that conforms to the [project schema](../reference/schema). You can view the complete worked example below or [download the JSON file](../examples/example.json). You can also view excerpts from the worked example alongside each sub-schema in the [schema reference documentation](../reference/schema).
 
 The worked example describes a fictional infrastructure project to upgrade a motorway in the UK with three related contracting processes. An example value is provided for each field in the schema, including:
 
-* [`forecasts`](../../reference/schema/) and [`metrics`](../../reference/schema) that describe planned and actual physical progress
-* [`modifications`](../../reference/schema/) that describe changes to the duration, scope and value of contracting processes
-* [`completion`](../../reference/schema/) data, describing the final end date, value and scope of the project.
+* [`forecasts`](../reference/schema.md#project-schema.json,,forecasts) and [`metrics`](../reference/schema.md#project-schema.json,,metrics) that describe planned and actual physical progress
+* [`modifications`](../reference/schema.md#project-schema.json,,metrics) that describe changes to the duration, scope and value of contracting processes
+* [`completion`](../reference/schema.md#project-schema.json,,completion) data, describing the final end date, value and scope of the project.
 
 ```{jsoninclude} ../../docs/examples/example.json
 :jsonpointer:
@@ -19,7 +19,7 @@ The worked example describes a fictional infrastructure project to upgrade a mot
 
 ## Blank example
 
-The blank example is a JSON file that conforms to the structure of the [project schema](../../reference/schema). You can view the blank example below or [download the JSON file](../examples/blank.json). Field values are replaced with either:
+The blank example is a JSON file that conforms to the structure of the [project schema](../reference/schema). You can view the blank example below or [download the JSON file](../examples/blank.json). Field values are replaced with either:
 
 * Empty strings (`""`) or empty arrays (`[]`)
 * The type of the field, e.g. "string" or "array"