@prefix rdfs: <http://www.w3.org/2000/01/rdf-schema#> . <https://stad.gent/id/blank_node/ff5aa308-436a-4c5b-ad5f-7c977b454271> rdfs:isDefinedBy <https://stad.gent/data/blank_node/ff5aa308-436a-4c5b-ad5f-7c977b454271> .