@prefix rdfs: <http://www.w3.org/2000/01/rdf-schema#> . <https://stad.gent/id/blank_node/ac51e8af-1c75-45da-9efe-352982cb41ec> rdfs:isDefinedBy <https://stad.gent/data/blank_node/ac51e8af-1c75-45da-9efe-352982cb41ec> .