@prefix rdfs: <http://www.w3.org/2000/01/rdf-schema#> . <https://stad.gent/id/blank_node/81306437-e64b-4435-94b2-d017e80ce441> rdfs:isDefinedBy <https://stad.gent/data/blank_node/81306437-e64b-4435-94b2-d017e80ce441> .