@prefix rdfs: <http://www.w3.org/2000/01/rdf-schema#> . <https://stad.gent/id/blank_node/57f515a6-7756-4bef-a1af-e3e769e132ce> rdfs:isDefinedBy <https://stad.gent/data/blank_node/57f515a6-7756-4bef-a1af-e3e769e132ce> .