@prefix rdfs: <http://www.w3.org/2000/01/rdf-schema#> . <https://stad.gent/id/blank_node/ff54e8ac-febc-4ee9-9209-b07cd54809b7> rdfs:isDefinedBy <https://stad.gent/data/blank_node/ff54e8ac-febc-4ee9-9209-b07cd54809b7> .