@prefix rdfs: <http://www.w3.org/2000/01/rdf-schema#> . <https://stad.gent/id/blank_node/57751be9-2e71-41f5-9636-4c9353c7320b> rdfs:isDefinedBy <https://stad.gent/data/blank_node/57751be9-2e71-41f5-9636-4c9353c7320b> .