diff --git a/ontology/uco-bfo.ttl b/ontology/uco-bfo.ttl
index 6615697..57454e4 100644
--- a/ontology/uco-bfo.ttl
+++ b/ontology/uco-bfo.ttl
@@ -9,6 +9,7 @@
@prefix uco-action: .
@prefix uco-core: .
@prefix uco-identity: .
+@prefix uco-location: .
@prefix uco-observable: .
@prefix uco-pattern: .
@prefix uco-role: .
@@ -63,6 +64,10 @@ uco-identity:Identity
rdfs:subClassOf drafting:Endurant ;
.
+uco-location:Location
+ rdfs:subClassOf drafting:Endurant ;
+ .
+
uco-observable:File
rdfs:subClassOf obo:BFO_0000031 ;
.
diff --git a/tests/exemplars.ttl b/tests/exemplars.ttl
index e035b23..45897c1 100644
--- a/tests/exemplars.ttl
+++ b/tests/exemplars.ttl
@@ -9,6 +9,7 @@
@prefix uco-action: .
@prefix uco-core: .
@prefix uco-identity: .
+@prefix uco-location: .
@prefix uco-observable: .
@prefix uco-pattern: .
@prefix uco-role: .
@@ -36,6 +37,10 @@ kb:Identity-7658570e-f6e1-4fbf-ad6b-d057a38cc7eb
a uco-identity:Identity ;
.
+kb:Location-b28d808d-d0f8-495e-b7df-783ce6aabdc3
+ a uco-location:Location ;
+ .
+
kb:LogicalPattern-31b4baf1-a8af-4cd8-8648-8946115c04ce
a uco-pattern:LogicalPattern ;
.