@prefix rdfs: <http://www.w3.org/2000/01/rdf-schema#> . <https://stad.gent/id/blank_node/ff54d618-3a06-42d2-90eb-dc50eb854a8d> rdfs:isDefinedBy <https://stad.gent/data/blank_node/ff54d618-3a06-42d2-90eb-dc50eb854a8d> .