@prefix rdfs: <http://www.w3.org/2000/01/rdf-schema#> . <https://stad.gent/id/blank_node/57a985e7-52d7-451c-8ada-d5c6aa00a09c> rdfs:isDefinedBy <https://stad.gent/data/blank_node/57a985e7-52d7-451c-8ada-d5c6aa00a09c> .