@prefix rdfs: <http://www.w3.org/2000/01/rdf-schema#> . <https://stad.gent/id/blank_node/1989dd99-a9f9-489a-ab21-7747798348ff> rdfs:isDefinedBy <https://stad.gent/data/blank_node/1989dd99-a9f9-489a-ab21-7747798348ff> .