@prefix rdfs: <http://www.w3.org/2000/01/rdf-schema#> . <https://stad.gent/id/blank_node/6644a757-3d3f-4af3-bac0-907e820077e9> rdfs:isDefinedBy <https://stad.gent/data/blank_node/6644a757-3d3f-4af3-bac0-907e820077e9> .