@prefix rdfs: <http://www.w3.org/2000/01/rdf-schema#> . <https://stad.gent/id/blank_node/d50da250-459f-4081-ab7e-ecabb38060af> rdfs:isDefinedBy <https://stad.gent/data/blank_node/d50da250-459f-4081-ab7e-ecabb38060af> .