@prefix rdfs: <http://www.w3.org/2000/01/rdf-schema#> . <https://stad.gent/id/blank_node/af0f4de6-ee3d-4fbc-8e6f-4557b41b18af> rdfs:isDefinedBy <https://stad.gent/data/blank_node/af0f4de6-ee3d-4fbc-8e6f-4557b41b18af> .