@prefix rdfs: <http://www.w3.org/2000/01/rdf-schema#> . <https://stad.gent/id/blank_node/1af50925-47af-4715-82a6-ad78ee25a5df> rdfs:isDefinedBy <https://stad.gent/data/blank_node/1af50925-47af-4715-82a6-ad78ee25a5df> .