@prefix rdfs: <http://www.w3.org/2000/01/rdf-schema#> . <https://stad.gent/id/blank_node/acf9fdfc-3c81-41ac-b0eb-fe38ff66f23b> rdfs:isDefinedBy <https://stad.gent/data/blank_node/acf9fdfc-3c81-41ac-b0eb-fe38ff66f23b> .