@prefix rdfs: <http://www.w3.org/2000/01/rdf-schema#> . <https://stad.gent/id/blank_node/ff3456e9-3546-4db9-81d7-cded80667cae> rdfs:isDefinedBy <https://stad.gent/data/blank_node/ff3456e9-3546-4db9-81d7-cded80667cae> .