@prefix rdfs: <http://www.w3.org/2000/01/rdf-schema#> . <https://stad.gent/id/blank_node/18aa3f8a-aa21-4af4-b071-3cb7dd72b183> rdfs:isDefinedBy <https://stad.gent/data/blank_node/18aa3f8a-aa21-4af4-b071-3cb7dd72b183> .