@prefix rdfs: <http://www.w3.org/2000/01/rdf-schema#> . <https://stad.gent/id/blank_node/57f8d416-dd6d-4f2d-9feb-b9efd047d7bb> rdfs:isDefinedBy <https://stad.gent/data/blank_node/57f8d416-dd6d-4f2d-9feb-b9efd047d7bb> .