@prefix rdfs: <http://www.w3.org/2000/01/rdf-schema#> . <https://stad.gent/id/blank_node/57eb4523-db7f-4de9-b104-685db022448c> rdfs:isDefinedBy <https://stad.gent/data/blank_node/57eb4523-db7f-4de9-b104-685db022448c> .