@prefix rdfs: <http://www.w3.org/2000/01/rdf-schema#> . <https://stad.gent/id/blank_node/51909d99-9674-4643-8fe2-143598526abe> rdfs:isDefinedBy <https://stad.gent/data/blank_node/51909d99-9674-4643-8fe2-143598526abe> .