@prefix gist: <https://w3id.org/semanticarts/ns/ontology/gist/> .
@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#> .
@prefix skos: <http://www.w3.org/2004/02/skos/core#> .
@prefix xsd: <http://www.w3.org/2001/XMLSchema#> .

gist:Commitment owl:equivalentClass [ a owl:Class ;
            owl:intersectionOf ( gist:Intention [ a owl:Class ;
                        owl:unionOf ( gist:Requirement gist:Restriction ) ] [ a owl:Restriction ;
                        owl:onProperty gist:hasGiver ;
                        owl:someValuesFrom [ a owl:Class ;
                                owl:unionOf ( gist:Organization gist:Person ) ] ] [ a owl:Restriction ;
                        owl:onProperty gist:isCategorizedBy ;
                        owl:someValuesFrom gist:DegreeOfCommitment ] ) ] .

gist:ContentExpression rdfs:subClassOf [ a owl:Restriction ;
            owl:onProperty gist:isCategorizedBy ;
            owl:someValuesFrom gist:GeneralMediaType ] .

gist:Equipment owl:equivalentClass [ a owl:Class ;
            owl:intersectionOf ( gist:PhysicalIdentifiableItem [ a owl:Restriction ;
                        owl:onProperty gist:isCategorizedBy ;
                        owl:someValuesFrom gist:EquipmentType ] ) ] .

gist:ProductSpecification owl:equivalentClass [ a owl:Class ;
            owl:intersectionOf ( gist:CatalogItem [ a owl:Restriction ;
                        owl:onProperty gist:isCategorizedBy ;
                        owl:someValuesFrom gist:ProductCategory ] ) ] .

gist:isCategorizedBy a owl:ObjectProperty ;
    rdfs:label "is categorized by"^^xsd:string ;
    rdfs:comment "DEFINITION: Relates something to a taxonomy term or other less formally defined classification."^^xsd:string ;
    rdfs:isDefinedBy <https://w3id.org/semanticarts/ontology/gistCore14.1.0> ;
    skos:definition "Relates something to a taxonomy term or other less formally defined classification."^^xsd:string ;
    skos:prefLabel "is categorized by"^^xsd:string ;
    gist:rangeIncludes gist:Category .