@prefix rdfs: <http://www.w3.org/2000/01/rdf-schema#> . <https://stad.gent/id/blank_node/ff818f0b-db59-4f76-9233-be28f5fffed6> rdfs:isDefinedBy <https://stad.gent/data/blank_node/ff818f0b-db59-4f76-9233-be28f5fffed6> .