@prefix rdfs: <http://www.w3.org/2000/01/rdf-schema#> . <https://stad.gent/id/blank_node/57f56834-227e-4034-8881-8d74f2741451> rdfs:isDefinedBy <https://stad.gent/data/blank_node/57f56834-227e-4034-8881-8d74f2741451> .