@prefix rdfs: <http://www.w3.org/2000/01/rdf-schema#> . <https://stad.gent/id/blank_node/57bbf854-c6cc-4d03-9690-f6187c4ededc> rdfs:isDefinedBy <https://stad.gent/data/blank_node/57bbf854-c6cc-4d03-9690-f6187c4ededc> .