@prefix rdfs: <http://www.w3.org/2000/01/rdf-schema#> . <https://stad.gent/id/blank_node/4a57f988-5030-4f01-997f-2a474b8def27> rdfs:isDefinedBy <https://stad.gent/data/blank_node/4a57f988-5030-4f01-997f-2a474b8def27> .