@prefix rdfs: <http://www.w3.org/2000/01/rdf-schema#> . <https://stad.gent/id/blank_node/57f61991-2f7a-4584-adb8-17945fd9e8b3> rdfs:isDefinedBy <https://stad.gent/data/blank_node/57f61991-2f7a-4584-adb8-17945fd9e8b3> .