@prefix rdfs: <http://www.w3.org/2000/01/rdf-schema#> . <https://stad.gent/id/blank_node/a91ce4ca-eb69-4941-8dfd-7d8fe55ae3ca> rdfs:isDefinedBy <https://stad.gent/data/blank_node/a91ce4ca-eb69-4941-8dfd-7d8fe55ae3ca> .