@prefix rdfs: <http://www.w3.org/2000/01/rdf-schema#> . <https://stad.gent/id/blank_node/57a25162-e8d8-41a3-bac6-bfe98fea7509> rdfs:isDefinedBy <https://stad.gent/data/blank_node/57a25162-e8d8-41a3-bac6-bfe98fea7509> .