@prefix rdfs: <http://www.w3.org/2000/01/rdf-schema#> . <https://stad.gent/id/blank_node/51cfdaa6-4b78-4de0-9b31-360747a1ef2f> rdfs:isDefinedBy <https://stad.gent/data/blank_node/51cfdaa6-4b78-4de0-9b31-360747a1ef2f> .