@prefix rdfs: <http://www.w3.org/2000/01/rdf-schema#> . <https://stad.gent/id/blank_node/91f411c9-047f-4f2f-b4c6-8cdacbc2ecef> rdfs:isDefinedBy <https://stad.gent/data/blank_node/91f411c9-047f-4f2f-b4c6-8cdacbc2ecef> .