@prefix rdfs: <http://www.w3.org/2000/01/rdf-schema#> . <https://stad.gent/id/blank_node/ff9c668e-5078-4b63-9d1e-2d822d58b94d> rdfs:isDefinedBy <https://stad.gent/data/blank_node/ff9c668e-5078-4b63-9d1e-2d822d58b94d> .