@prefix rdfs: <http://www.w3.org/2000/01/rdf-schema#> . <https://stad.gent/id/blank_node/50c75d55-2bc4-41da-9508-51c6f5baeed4> rdfs:isDefinedBy <https://stad.gent/data/blank_node/50c75d55-2bc4-41da-9508-51c6f5baeed4> .