@prefix rdfs: <http://www.w3.org/2000/01/rdf-schema#> . <https://stad.gent/id/blank_node/521f8c8a-321c-4a68-9c8f-f8270c700559> rdfs:isDefinedBy <https://stad.gent/data/blank_node/521f8c8a-321c-4a68-9c8f-f8270c700559> .