@prefix rdfs: <http://www.w3.org/2000/01/rdf-schema#> . <https://stad.gent/id/blank_node/ef52d017-7543-488c-a126-b8dc684c799a> rdfs:isDefinedBy <https://stad.gent/data/blank_node/ef52d017-7543-488c-a126-b8dc684c799a> .