is narrower than (t)

@prefix dct: <http://purl.org/dc/terms/> .
@prefix owl: <http://www.w3.org/2002/07/owl#> .
@prefix rdfs: <http://www.w3.org/2000/01/rdf-schema#> .
@prefix sio: <http://semanticscience.org/resource/> .

sio:isNarrowerThant a owl:ObjectProperty,
        owl:TransitiveProperty ;
    rdfs:label "is narrower than (t)"@en ;
    dct:description "A is narrower than B (t) iff for A is narrower than B."@en ;
    sio:equivalentTo "http://www.w3.org/2004/02/skos/core#broaderTransitive" ;
    rdfs:domain sio:Term ;
    rdfs:isDefinedBy <http://semanticscience.org/ontology/sio/v1.53/sio-subset-labels.owl> ;
    rdfs:range sio:Term ;
    rdfs:subPropertyOf sio:isSimilarTo .