@prefix rdf: <http://www.w3.org/1999/02/22-rdf-syntax-ns#> .
@prefix rdfs: <http://www.w3.org/2000/01/rdf-schema#> .
@prefix owl: <http://www.w3.org/2002/07/owl#> .
@prefix dc: <http://purl.org/dc/terms/> .
@prefix ns0: <http://purl.org/dc/elements/1.1/> .
@prefix sio: <http://semanticscience.org/resource/> .

sio:SIO_000053
    rdfs:label "has proper part"@en .

sio:SIO_000054
    ns0:identifier "SIO_000054" ;
    dc:description "has boundary is a mereological relation between a whole and boundary located at its periphery."@en ;
    dc:identifier "SIO:000054" ;
    sio:example "the surface of an apple is a 2D boundary of the apple."@en ;
    a owl:ObjectProperty ;
    rdfs:isDefinedBy <http://semanticscience.org/ontology/sio.owl> ;
    rdfs:label "has boundary"@en ;
    rdfs:subPropertyOf sio:SIO_000053 ;
    owl:EquivalentProperty sio:has-boundary ;
    owl:inverseOf sio:SIO_000096 .

<http://semanticscience.org/resource/SIO_000054.rdf>
    dc:subject sio:SIO_000054 ;
    a owl:Ontology ;
    rdfs:label "Summary document for SIO_000054" ;
    owl:imports <http://semanticscience.org/ontology/sio.owl> .

sio:SIO_000096
    rdfs:label "is boundary of"@en .

sio:SIO_000679
    rdfs:label "has time boundary"@en ;
    rdfs:subPropertyOf sio:SIO_000054 .

sio:has-boundary
    owl:EquivalentProperty sio:SIO_000054 .