@prefix rdfs: <http://www.w3.org/2000/01/rdf-schema#> . <https://stad.gent/id/blank_node/8521d1d5-6fab-4a74-a420-073b588c83ec> rdfs:isDefinedBy <https://stad.gent/data/blank_node/8521d1d5-6fab-4a74-a420-073b588c83ec> .