@prefix rdfs: <http://www.w3.org/2000/01/rdf-schema#> . <https://stad.gent/id/blank_node/ca15f31a-0ff2-4c1b-8fe6-9e0c177e86db> rdfs:isDefinedBy <https://stad.gent/data/blank_node/ca15f31a-0ff2-4c1b-8fe6-9e0c177e86db> .