@prefix rdfs: <http://www.w3.org/2000/01/rdf-schema#> . <https://stad.gent/id/blank_node/91b7df65-1316-483b-9afd-8aaff929113b> rdfs:isDefinedBy <https://stad.gent/data/blank_node/91b7df65-1316-483b-9afd-8aaff929113b> .