@prefix rdfs: <http://www.w3.org/2000/01/rdf-schema#> . <https://stad.gent/id/blank_node/57913bb1-498f-467c-b20a-a9eb4f4fe460> rdfs:isDefinedBy <https://stad.gent/data/blank_node/57913bb1-498f-467c-b20a-a9eb4f4fe460> .