@prefix rdfs: <http://www.w3.org/2000/01/rdf-schema#> . <https://stad.gent/id/blank_node/509ba4c0-2158-469c-9266-7dd4d325417a> rdfs:isDefinedBy <https://stad.gent/data/blank_node/509ba4c0-2158-469c-9266-7dd4d325417a> .