@prefix rdf: <http://www.w3.org/1999/02/22-rdf-syntax-ns#> .
@prefix rdfs: <http://www.w3.org/2000/01/rdf-schema#> .

rdfs:Class a rdfs:Class ;
    rdfs:label "Class"^^rdf:string ;
    rdfs:comment "The class of classes."^^rdf:string ;
    rdfs:isDefinedBy rdfs: ;
    rdfs:subClassOf rdfs:Resource .