@prefix rdfs: <http://www.w3.org/2000/01/rdf-schema#> . <https://stad.gent/id/blank_node/ff4e52ce-b7fd-486e-bf22-256653d52000> rdfs:isDefinedBy <https://stad.gent/data/blank_node/ff4e52ce-b7fd-486e-bf22-256653d52000> .