@prefix rdfs: <http://www.w3.org/2000/01/rdf-schema#> . <https://stad.gent/id/blank_node/868c57af-e780-47b7-a8d2-966491966cc1> rdfs:isDefinedBy <https://stad.gent/data/blank_node/868c57af-e780-47b7-a8d2-966491966cc1> .