part of leaf node

@prefix obo: <http://purl.obolibrary.org/obo/> .
@prefix oboInOwl: <http://www.geneontology.org/formats/oboInOwl#> .
@prefix owl: <http://www.w3.org/2002/07/owl#> .
@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#> .

obo:BFO_0000050 a owl:ObjectProperty,
        owl:TransitiveProperty ;
    rdfs:label "part of",
        "part of"@en ;
    obo:IAO_0000111 "is part of"@en ;
    obo:IAO_0000112 "my brain is part of my body (continuant parthood, two material entities)"@en,
        "my stomach cavity is part of my stomach (continuant parthood, immaterial entity is part of material entity)"@en,
        "this day is part of this year (occurrent parthood)"@en ;
    obo:IAO_0000118 "part_of"@en ;
    obo:RO_0001900 obo:RO_0001901 ;
    oboInOwl:hasDbXref "BFO:0000050" ;
    oboInOwl:hasOBONamespace "external" ;
    oboInOwl:id "part_of" ;
    oboInOwl:inSubset obo:valid_for_go_annotation_extension,
        obo:valid_for_go_gp2term,
        obo:valid_for_go_ontology,
        obo:valid_for_gocam ;
    oboInOwl:shorthand "part_of" ;
    rdfs:isDefinedBy obo:go.owl,
        obo:ro.owl ;
    rdfs:seeAlso <http://ontologydesignpatterns.org/wiki/Community:Parts_and_Collections>,
        <http://ontologydesignpatterns.org/wiki/Submissions:PartOf>,
        "https://wiki.geneontology.org/Part_of"^^xsd:anyURI,
        "http://www.obofoundry.org/ro/#OBO_REL:part_of" ;
    rdfs:subPropertyOf obo:RO_0002131 ;
    owl:inverseOf obo:BFO_0000051 ;
    skos:definition "a core relation that holds between a part and its whole"@en .