@prefix rdfs: <http://www.w3.org/2000/01/rdf-schema#> . <https://stad.gent/id/blank_node/67a2b639-8998-4256-a599-c638fe986d20> rdfs:isDefinedBy <https://stad.gent/data/blank_node/67a2b639-8998-4256-a599-c638fe986d20> .