@prefix foaf: <http://xmlns.com/foaf/0.1/> .
@prefix owl: <http://www.w3.org/2002/07/owl#> .
@prefix rdfs: <http://www.w3.org/2000/01/rdf-schema#> .

foaf:Document a owl:Class ;
    rdfs:label "document"@en ;
    rdfs:comment "An abstract class defining any kinds of publishing work."@en ;
    rdfs:isDefinedBy foaf: .