@prefix rdfs: <http://www.w3.org/2000/01/rdf-schema#> . <https://stad.gent/id/blank_node/90d9c20f-8a78-4b84-a87b-b991ef86cfff> rdfs:isDefinedBy <https://stad.gent/data/blank_node/90d9c20f-8a78-4b84-a87b-b991ef86cfff> .