@prefix rdfs: <http://www.w3.org/2000/01/rdf-schema#> . <https://stad.gent/id/blank_node/af4acf59-7ccb-4f9a-8044-c23b99283f64> rdfs:isDefinedBy <https://stad.gent/data/blank_node/af4acf59-7ccb-4f9a-8044-c23b99283f64> .