@prefix rdfs: <http://www.w3.org/2000/01/rdf-schema#> . <https://stad.gent/id/blank_node/21f1f3b1-9e94-4bcc-b50d-ba1002188075> rdfs:isDefinedBy <https://stad.gent/data/blank_node/21f1f3b1-9e94-4bcc-b50d-ba1002188075> .