@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:linksFrom gist:rangeIncludes gist:NetworkNode .

gist:linksTo gist:rangeIncludes gist:NetworkNode .

gist:NetworkLink rdfs:subClassOf [ a owl:Restriction ;
            owl:allValuesFrom gist:NetworkNode ;
            owl:onProperty gist:links ] ;
    owl:equivalentClass [ a owl:Class ;
            owl:intersectionOf ( gist:Component [ a owl:Restriction ;
                        owl:onProperty gist:isMemberOf ;
                        owl:someValuesFrom gist:Network ] [ a owl:Restriction ;
                        owl:onProperty gist:links ;
                        owl:someValuesFrom gist:NetworkNode ] ) ] .

gist:Network owl:equivalentClass [ a owl:Class ;
            owl:intersectionOf ( gist:Composite [ a owl:Restriction ;
                        owl:onProperty [ owl:inverseOf gist:isMemberOf ] ;
                        owl:someValuesFrom [ a owl:Class ;
                                owl:unionOf ( gist:NetworkLink gist:NetworkNode ) ] ] ) ] .

gist:links gist:rangeIncludes gist:NetworkNode .

gist:NetworkNode a owl:Class ;
    rdfs:label "Network Node"^^xsd:string ;
    rdfs:comment "DEFINITION: A node in a network."^^xsd:string,
        "EXAMPLE: A person's account is a node in a social network; a valve is a node in a network of pipes."^^xsd:string ;
    rdfs:isDefinedBy <https://w3id.org/semanticarts/ontology/gistCore14.1.0> ;
    rdfs:subClassOf [ a owl:Restriction ;
            owl:onProperty gist:isMemberOf ;
            owl:someValuesFrom gist:Network ],
        gist:Component ;
    skos:definition "A node in a network."^^xsd:string ;
    skos:example "A person's account is a node in a social network; a valve is a node in a network of pipes."^^xsd:string ;
    skos:prefLabel "Network Node"^^xsd:string .