@prefix rdfs: <http://www.w3.org/2000/01/rdf-schema#> . <https://stad.gent/id/blank_node/81b43492-4e53-4061-962d-de7577269fba> rdfs:isDefinedBy <https://stad.gent/data/blank_node/81b43492-4e53-4061-962d-de7577269fba> .