@prefix rdfs: <http://www.w3.org/2000/01/rdf-schema#> . <https://stad.gent/id/blank_node/21b1a3a9-35b8-4fba-a91c-05f67b5c41aa> rdfs:isDefinedBy <https://stad.gent/data/blank_node/21b1a3a9-35b8-4fba-a91c-05f67b5c41aa> .