@prefix rdfs: <http://www.w3.org/2000/01/rdf-schema#> . <https://stad.gent/id/blank_node/b9b39f17-1503-40ee-962d-8f71efdc1ebc> rdfs:isDefinedBy <https://stad.gent/data/blank_node/b9b39f17-1503-40ee-962d-8f71efdc1ebc> .