@prefix rdfs: <http://www.w3.org/2000/01/rdf-schema#> . <https://stad.gent/id/blank_node/af97c489-c45e-4282-8bc9-54da9bdca21f> rdfs:isDefinedBy <https://stad.gent/data/blank_node/af97c489-c45e-4282-8bc9-54da9bdca21f> .