From 534cde3d8028b9e788106fe4766872827d94ae49 Mon Sep 17 00:00:00 2001
From: Alex Nelson <alexander.nelson@nist.gov>
Date: Mon, 4 Mar 2024 11:47:22 -0500
Subject: [PATCH] Cross-reference timestamp and time object properties

Signed-off-by: Alex Nelson <alexander.nelson@nist.gov>
---
 ontology/uco-gufo.ttl | 14 ++++++++++++++
 1 file changed, 14 insertions(+)

diff --git a/ontology/uco-gufo.ttl b/ontology/uco-gufo.ttl
index bafb5ef..02035c1 100644
--- a/ontology/uco-gufo.ttl
+++ b/ontology/uco-gufo.ttl
@@ -52,6 +52,20 @@ uco-action:Action
 	rdfs:subClassOf drafting:Perdurant ;
 	.
 
+uco-action:endTime
+	rdfs:seeAlso
+		gufo:hasEndPoint ,
+		gufo:hasEndPointInXSDDateTimeStamp
+		;
+	.
+
+uco-action:startTime
+	rdfs:seeAlso
+		gufo:hasBeginPoint ,
+		gufo:hasBeginPointInXSDDateTimeStamp
+		;
+	.
+
 uco-core:Event
 	rdfs:subClassOf drafting:Perdurant ;
 	.