@prefix rdfs: <http://www.w3.org/2000/01/rdf-schema#> . <https://stad.gent/id/blank_node/57ce6a1c-e3c9-45c7-9ce6-433743c81839> rdfs:isDefinedBy <https://stad.gent/data/blank_node/57ce6a1c-e3c9-45c7-9ce6-433743c81839> .