@prefix rdfs: <http://www.w3.org/2000/01/rdf-schema#> . <https://stad.gent/id/blank_node/ff9ba070-fc6f-4cbf-ab9d-0f9116c114ce> rdfs:isDefinedBy <https://stad.gent/data/blank_node/ff9ba070-fc6f-4cbf-ab9d-0f9116c114ce> .