@prefix rdf: <http://www.w3.org/1999/02/22-rdf-syntax-ns#> . @prefix ns0: <http://purl.org/obo/owl/ro#> . @prefix owl: <http://www.w3.org/2002/07/owl#> . ns0:has_part a owl:ObjectProperty ; owl:inverseOf ns0:part_of . 
@prefix rdf: <http://www.w3.org/1999/02/22-rdf-syntax-ns#> .
@prefix ns0: <http://purl.org/obo/owl/ro#> .
@prefix owl: <http://www.w3.org/2002/07/owl#> .

ns0:has_part
    a owl:ObjectProperty ;
    owl:inverseOf ns0:part_of .