Designate ObservablePattern a subclass of Pattern, adding namespace i…

…mport

This patch also has the Observable namespace import the Pattern
namespace, to attain first access to the Pattern class.

No effects were observed on Make-managed files.

References:
* #543

Signed-off-by: Alex Nelson <alexander.nelson@nist.gov>

ontology/uco/observable/observable.ttl

@@ -3,6 +3,7 @@
 # imports: https://ontology.unifiedcyberontology.org/uco/core/1.2.0
 # imports: https://ontology.unifiedcyberontology.org/uco/identity/1.2.0
 # imports: https://ontology.unifiedcyberontology.org/uco/location/1.2.0
+# imports: https://ontology.unifiedcyberontology.org/uco/pattern/1.2.0
 # imports: https://ontology.unifiedcyberontology.org/uco/types/1.2.0
 # imports: https://ontology.unifiedcyberontology.org/uco/vocabulary/1.2.0
 
@@ -14,6 +15,7 @@
 @prefix location: <https://ontology.unifiedcyberontology.org/uco/location/> .
 @prefix observable: <https://ontology.unifiedcyberontology.org/uco/observable/> .
 @prefix owl: <http://www.w3.org/2002/07/owl#> .
+@prefix pattern: <https://ontology.unifiedcyberontology.org/uco/pattern/> .
 @prefix rdf: <http://www.w3.org/1999/02/22-rdf-syntax-ns#> .
 @prefix rdfs: <http://www.w3.org/2000/01/rdf-schema#> .
 @prefix sh: <http://www.w3.org/ns/shacl#> .
@@ -31,6 +33,7 @@
 		core:1.2.0 ,
 		identity:1.2.0 ,
 		location:1.2.0 ,
+		pattern:1.2.0 ,
 		types:1.2.0 ,
 		vocabulary:1.2.0
 		;
@@ -5038,7 +5041,10 @@ observable:ObservablePattern
 		owl:Class ,
 		sh:NodeShape
 		;
-	rdfs:subClassOf observable:Observable ;
+	rdfs:subClassOf
+		observable:Observable ,
+		pattern:Pattern
+		;
 	rdfs:label "ObservablePattern"@en ;
 	rdfs:comment "An observable pattern is a grouping of characteristics unique to a logical pattern composed of observable object and observable action properties."@en ;
 	sh:targetClass observable:ObservablePattern ;