@prefix rdfs: <http://www.w3.org/2000/01/rdf-schema#> . <https://stad.gent/id/blank_node/b91a1ef5-2749-4ab8-9789-375e99d0c444> rdfs:isDefinedBy <https://stad.gent/data/blank_node/b91a1ef5-2749-4ab8-9789-375e99d0c444> .