@prefix rdfs: <http://www.w3.org/2000/01/rdf-schema#> . <https://stad.gent/id/blank_node/91c552fb-e03c-4f97-8a43-19b656df816b> rdfs:isDefinedBy <https://stad.gent/data/blank_node/91c552fb-e03c-4f97-8a43-19b656df816b> .