@prefix rdfs: <http://www.w3.org/2000/01/rdf-schema#> . <https://stad.gent/id/blank_node/3f9b6917-230e-468f-8bd6-9c199528aeba> rdfs:isDefinedBy <https://stad.gent/data/blank_node/3f9b6917-230e-468f-8bd6-9c199528aeba> .