@prefix rdfs: <http://www.w3.org/2000/01/rdf-schema#> . <https://stad.gent/id/blank_node/57e268b9-893b-4c49-ad6d-43966e256d85> rdfs:isDefinedBy <https://stad.gent/data/blank_node/57e268b9-893b-4c49-ad6d-43966e256d85> .