1@prefix : <http://example.org/x/> . 2@prefix rdf: <http://www.w3.org/1999/02/22-rdf-syntax-ns#> . 3@prefix owl: <http://www.w3.org/2002/07/owl#> . 4 5_:ont a owl:Ontology . 6 7 :x a owl:NamedIndividual . 8 :y a owl:NamedIndividual . 9 :p a owl:ObjectProperty . 10 :c a owl:Class . 11 12 :x :p :y. 13 :x rdf:type :c. 14