diff --git a/examples/illustrations/cell_site/README.md b/examples/illustrations/cell_site/README.md
index 4f2d2d0d..471d4fea 100644
--- a/examples/illustrations/cell_site/README.md
+++ b/examples/illustrations/cell_site/README.md
@@ -102,7 +102,7 @@ The location of a Cell Site can change over time when it is moved by a telecommu
     },
     {
         "@id": "kb:cdf48c35-c65d-41e4-843b-720f1ad24ab3",
-        "@type": "uco-observable:ObservableRelationship",
+        "@type": "uco-core:Relationship",
         "uco-observable:startTime": {
             "@type": "xsd:dateTime",
             "@value": "2016-12-12T09:10:11Z"
@@ -334,7 +334,7 @@ Per practice of this example organization, the derivation of the relationship is
     },
     {
         "@id": "kb:relationship-7cb73eaa-f2e5-45c1-b84e-0e97d0a828d4",
-        "@type": "uco-observable:ObservableRelationship",
+        "@type": "uco-core:Relationship",
         "case-investigation:wasDerivedFrom": {
             "@id": "kb:observation-21841f2a-6c14-48d7-b9d3-f081d43bc19b"
         },
diff --git a/examples/illustrations/cell_site/cell_site.json b/examples/illustrations/cell_site/cell_site.json
index 2d43bafd..f42c8cc3 100644
--- a/examples/illustrations/cell_site/cell_site.json
+++ b/examples/illustrations/cell_site/cell_site.json
@@ -152,7 +152,7 @@
         },
         {
             "@id": "kb:cdf48c35-c65d-41e4-843b-720f1ad24ab3",
-            "@type": "uco-observable:ObservableRelationship",
+            "@type": "uco-core:Relationship",
             "uco-core:isDirectional": true,
             "uco-core:kindOfRelationship": "Located_At",
             "uco-core:source": {
@@ -291,7 +291,7 @@
         },
         {
             "@id": "kb:relationship-7cb73eaa-f2e5-45c1-b84e-0e97d0a828d4",
-            "@type": "uco-observable:ObservableRelationship",
+            "@type": "uco-core:Relationship",
             "case-investigation:wasDerivedFrom": {
                 "@id": "kb:observation-21841f2a-6c14-48d7-b9d3-f081d43bc19b"
             },
diff --git a/examples/illustrations/cell_site/cell_site_validation-unstable-2.0.0.ttl b/examples/illustrations/cell_site/cell_site_validation-unstable-2.0.0.ttl
index 3e36f0f0..fbc74a5d 100644
--- a/examples/illustrations/cell_site/cell_site_validation-unstable-2.0.0.ttl
+++ b/examples/illustrations/cell_site/cell_site_validation-unstable-2.0.0.ttl
@@ -1,5 +1,4 @@
 @prefix core: <https://ontology.unifiedcyberontology.org/uco/core/> .
-@prefix observable: <https://ontology.unifiedcyberontology.org/uco/observable/> .
 @prefix owl: <http://www.w3.org/2002/07/owl#> .
 @prefix rdf: <http://www.w3.org/1999/02/22-rdf-syntax-ns#> .
 @prefix rdfs: <http://www.w3.org/2000/01/rdf-schema#> .
@@ -8,44 +7,17 @@
 
 []
 	a sh:ValidationReport ;
-	sh:conforms "false"^^xsd:boolean ;
-	sh:result
-		[
-			a sh:ValidationResult ;
-			sh:focusNode <http://example.org/kb/cdf48c35-c65d-41e4-843b-720f1ad24ab3> ;
-			sh:resultMessage "Value does not have class observable:Observable" ;
-			sh:resultPath core:target ;
-			sh:resultSeverity sh:Violation ;
-			sh:sourceConstraintComponent sh:ClassConstraintComponent ;
-			sh:sourceShape [
-				sh:class observable:Observable ;
-				sh:path core:target ;
-			] ;
-			sh:value <http://example.org/kb/f2e90997-16c9-4822-be30-fa4f36553768> ;
-		] ,
-		[
-			a sh:ValidationResult ;
-			sh:focusNode <http://example.org/kb/relationship-7cb73eaa-f2e5-45c1-b84e-0e97d0a828d4> ;
-			sh:resultMessage "Value does not have class observable:Observable" ;
-			sh:resultPath core:target ;
-			sh:resultSeverity sh:Violation ;
-			sh:sourceConstraintComponent sh:ClassConstraintComponent ;
-			sh:sourceShape [
-				sh:class observable:Observable ;
-				sh:path core:target ;
-			] ;
-			sh:value <http://example.org/kb/location-403d0147-f7ff-4f3e-aa43-19a988e8a3ee> ;
-		] ,
-		[
-			a sh:ValidationResult ;
-			sh:focusNode <urn:example:cell-site-kb:cell-cite-204-16-1014-13399> ;
-			sh:resultMessage "UcoThings are suggested to end with a UUID." ;
-			sh:resultSeverity sh:Info ;
-			sh:sourceConstraint [
-				a sh:SPARQLConstraint ;
-				rdfs:seeAlso <https://datatracker.ietf.org/doc/html/rfc4122#section-4.1.3> ;
-				sh:message "UcoThings are suggested to end with a UUID."@en ;
-				sh:select '''
+	sh:conforms "true"^^xsd:boolean ;
+	sh:result [
+		a sh:ValidationResult ;
+		sh:focusNode <urn:example:cell-site-kb:cell-cite-204-16-1014-13399> ;
+		sh:resultMessage "UcoThings are suggested to end with a UUID." ;
+		sh:resultSeverity sh:Info ;
+		sh:sourceConstraint [
+			a sh:SPARQLConstraint ;
+			rdfs:seeAlso <https://datatracker.ietf.org/doc/html/rfc4122#section-4.1.3> ;
+			sh:message "UcoThings are suggested to end with a UUID."@en ;
+			sh:select '''
 			PREFIX rdfs: <http://www.w3.org/2000/01/rdf-schema#>
 			PREFIX core: <https://ontology.unifiedcyberontology.org/uco/core/>
 			SELECT $this
@@ -60,11 +32,10 @@
 			        )
 			}
 		''' ;
-			] ;
-			sh:sourceConstraintComponent sh:SPARQLConstraintComponent ;
-			sh:sourceShape core:UcoThing-identifier-regex-shape ;
-			sh:value <urn:example:cell-site-kb:cell-cite-204-16-1014-13399> ;
-		]
-		;
+		] ;
+		sh:sourceConstraintComponent sh:SPARQLConstraintComponent ;
+		sh:sourceShape core:UcoThing-identifier-regex-shape ;
+		sh:value <urn:example:cell-site-kb:cell-cite-204-16-1014-13399> ;
+	] ;
 	.
 
diff --git a/examples/illustrations/cell_site/cell_site_validation-unstable.ttl b/examples/illustrations/cell_site/cell_site_validation-unstable.ttl
index 319fce10..fbc74a5d 100644
--- a/examples/illustrations/cell_site/cell_site_validation-unstable.ttl
+++ b/examples/illustrations/cell_site/cell_site_validation-unstable.ttl
@@ -1,5 +1,4 @@
 @prefix core: <https://ontology.unifiedcyberontology.org/uco/core/> .
-@prefix observable: <https://ontology.unifiedcyberontology.org/uco/observable/> .
 @prefix owl: <http://www.w3.org/2002/07/owl#> .
 @prefix rdf: <http://www.w3.org/1999/02/22-rdf-syntax-ns#> .
 @prefix rdfs: <http://www.w3.org/2000/01/rdf-schema#> .
@@ -8,48 +7,17 @@
 
 []
 	a sh:ValidationReport ;
-	sh:conforms "false"^^xsd:boolean ;
-	sh:result
-		[
-			a sh:ValidationResult ;
-			sh:focusNode <http://example.org/kb/cdf48c35-c65d-41e4-843b-720f1ad24ab3> ;
-			sh:resultMessage "The target on an ObservableRelationship is expected to be typed as an Observable, and the noted value node is not.  This will be an error in UCO 2.0.0."@en ;
-			sh:resultPath core:target ;
-			sh:resultSeverity sh:Warning ;
-			sh:sourceConstraintComponent sh:ClassConstraintComponent ;
-			sh:sourceShape [
-				sh:class observable:Observable ;
-				sh:message "The target on an ObservableRelationship is expected to be typed as an Observable, and the noted value node is not.  This will be an error in UCO 2.0.0."@en ;
-				sh:path core:target ;
-				sh:severity sh:Warning ;
-			] ;
-			sh:value <http://example.org/kb/f2e90997-16c9-4822-be30-fa4f36553768> ;
-		] ,
-		[
-			a sh:ValidationResult ;
-			sh:focusNode <http://example.org/kb/relationship-7cb73eaa-f2e5-45c1-b84e-0e97d0a828d4> ;
-			sh:resultMessage "The target on an ObservableRelationship is expected to be typed as an Observable, and the noted value node is not.  This will be an error in UCO 2.0.0."@en ;
-			sh:resultPath core:target ;
-			sh:resultSeverity sh:Warning ;
-			sh:sourceConstraintComponent sh:ClassConstraintComponent ;
-			sh:sourceShape [
-				sh:class observable:Observable ;
-				sh:message "The target on an ObservableRelationship is expected to be typed as an Observable, and the noted value node is not.  This will be an error in UCO 2.0.0."@en ;
-				sh:path core:target ;
-				sh:severity sh:Warning ;
-			] ;
-			sh:value <http://example.org/kb/location-403d0147-f7ff-4f3e-aa43-19a988e8a3ee> ;
-		] ,
-		[
-			a sh:ValidationResult ;
-			sh:focusNode <urn:example:cell-site-kb:cell-cite-204-16-1014-13399> ;
-			sh:resultMessage "UcoThings are suggested to end with a UUID." ;
-			sh:resultSeverity sh:Info ;
-			sh:sourceConstraint [
-				a sh:SPARQLConstraint ;
-				rdfs:seeAlso <https://datatracker.ietf.org/doc/html/rfc4122#section-4.1.3> ;
-				sh:message "UcoThings are suggested to end with a UUID."@en ;
-				sh:select '''
+	sh:conforms "true"^^xsd:boolean ;
+	sh:result [
+		a sh:ValidationResult ;
+		sh:focusNode <urn:example:cell-site-kb:cell-cite-204-16-1014-13399> ;
+		sh:resultMessage "UcoThings are suggested to end with a UUID." ;
+		sh:resultSeverity sh:Info ;
+		sh:sourceConstraint [
+			a sh:SPARQLConstraint ;
+			rdfs:seeAlso <https://datatracker.ietf.org/doc/html/rfc4122#section-4.1.3> ;
+			sh:message "UcoThings are suggested to end with a UUID."@en ;
+			sh:select '''
 			PREFIX rdfs: <http://www.w3.org/2000/01/rdf-schema#>
 			PREFIX core: <https://ontology.unifiedcyberontology.org/uco/core/>
 			SELECT $this
@@ -64,11 +32,10 @@
 			        )
 			}
 		''' ;
-			] ;
-			sh:sourceConstraintComponent sh:SPARQLConstraintComponent ;
-			sh:sourceShape core:UcoThing-identifier-regex-shape ;
-			sh:value <urn:example:cell-site-kb:cell-cite-204-16-1014-13399> ;
-		]
-		;
+		] ;
+		sh:sourceConstraintComponent sh:SPARQLConstraintComponent ;
+		sh:sourceShape core:UcoThing-identifier-regex-shape ;
+		sh:value <urn:example:cell-site-kb:cell-cite-204-16-1014-13399> ;
+	] ;
 	.
 
diff --git a/examples/illustrations/cell_site/src/cell_site-cdr-site-location.json b/examples/illustrations/cell_site/src/cell_site-cdr-site-location.json
index 176cce60..d3bfcd1b 100644
--- a/examples/illustrations/cell_site/src/cell_site-cdr-site-location.json
+++ b/examples/illustrations/cell_site/src/cell_site-cdr-site-location.json
@@ -59,7 +59,7 @@
     },
     {
         "@id": "kb:relationship-7cb73eaa-f2e5-45c1-b84e-0e97d0a828d4",
-        "@type": "uco-observable:ObservableRelationship",
+        "@type": "uco-core:Relationship",
         "case-investigation:wasDerivedFrom": {
             "@id": "kb:observation-21841f2a-6c14-48d7-b9d3-f081d43bc19b"
         },
diff --git a/examples/illustrations/cell_site/src/cell_site-location-relationship.json b/examples/illustrations/cell_site/src/cell_site-location-relationship.json
index 632d0db6..2adf90fa 100644
--- a/examples/illustrations/cell_site/src/cell_site-location-relationship.json
+++ b/examples/illustrations/cell_site/src/cell_site-location-relationship.json
@@ -19,7 +19,7 @@
     },
     {
         "@id": "kb:cdf48c35-c65d-41e4-843b-720f1ad24ab3",
-        "@type": "uco-observable:ObservableRelationship",
+        "@type": "uco-core:Relationship",
         "uco-observable:startTime": {
             "@type": "xsd:dateTime",
             "@value": "2016-12-12T09:10:11Z"