@prefix rdfs: <http://www.w3.org/2000/01/rdf-schema#> . <https://stad.gent/id/blank_node/ac21e43e-dc20-494b-8040-88996955be76> rdfs:isDefinedBy <https://stad.gent/data/blank_node/ac21e43e-dc20-494b-8040-88996955be76> .