diff --git a/data/ontologies/digital-heraldry-ontology-object.ttl b/data/ontologies/digital-heraldry-ontology-object.ttl
index 2856ae4326464e6bcec3b6f4d62e91b62741da02..764663a0b5f09c6aa168b211d7baa6eb6d86c4a4 100644
--- a/data/ontologies/digital-heraldry-ontology-object.ttl
+++ b/data/ontologies/digital-heraldry-ontology-object.ttl
@@ -92,6 +92,12 @@ dhoo:directionallyRelatedTo rdf:type owl:ObjectProperty ;
                             rdfs:range dhoo:DisplayedSegment .
 
 
+###  http://digitalheraldry.org/digital-heraldry-ontology/object#displayedOnObject
+dhoo:displayedOnObject rdf:type owl:ObjectProperty ;
+                       rdfs:domain dhoo:DisplayedSegment ;
+                       rdfs:range dhoo:Object .
+
+
 ###  http://digitalheraldry.org/digital-heraldry-ontology/object#externallyConnectedWith
 dhoo:externallyConnectedWith rdf:type owl:ObjectProperty ;
                              rdfs:subPropertyOf dhoo:spatiallyDiscreteFrom .