@prefix rdfs: <http://www.w3.org/2000/01/rdf-schema#> . <https://stad.gent/id/blank_node/ef4c0c21-6018-4842-b562-13515c4709a3> rdfs:isDefinedBy <https://stad.gent/data/blank_node/ef4c0c21-6018-4842-b562-13515c4709a3> .