@prefix rdfs: <http://www.w3.org/2000/01/rdf-schema#> . <https://stad.gent/id/blank_node/521a57a6-8aa2-4022-a089-98766648a22f> rdfs:isDefinedBy <https://stad.gent/data/blank_node/521a57a6-8aa2-4022-a089-98766648a22f> .