@prefix rdfs: <http://www.w3.org/2000/01/rdf-schema#> . <https://stad.gent/id/blank_node/91cd0cfa-8932-4020-9aad-fce5d7cad09c> rdfs:isDefinedBy <https://stad.gent/data/blank_node/91cd0cfa-8932-4020-9aad-fce5d7cad09c> .