@prefix rdf: <http://www.w3.org/1999/02/22-rdf-syntax-ns#> . @prefix owl: <http://www.w3.org/2002/07/owl#> . owl:onProperty rdf:type rdf:Property . @prefix rdfs: <http://www.w3.org/2000/01/rdf-schema#> . owl:onProperty rdfs:label "onProperty" ; rdfs:domain owl:Restriction ; rdfs:range rdf:Property .