@prefix rdfs: <http://www.w3.org/2000/01/rdf-schema#> . <https://stad.gent/id/blank_node/ef4e8f57-db5a-4a43-8d5b-8b3f2262fc52> rdfs:isDefinedBy <https://stad.gent/data/blank_node/ef4e8f57-db5a-4a43-8d5b-8b3f2262fc52> .