@prefix rdfs: <http://www.w3.org/2000/01/rdf-schema#> . <https://stad.gent/id/blank_node/a91213d9-8659-4ebc-88de-1e448589d56e> rdfs:isDefinedBy <https://stad.gent/data/blank_node/a91213d9-8659-4ebc-88de-1e448589d56e> .