@prefix rdfs: <http://www.w3.org/2000/01/rdf-schema#> . <https://stad.gent/id/blank_node/ff7d9d63-c60e-49f4-af87-8ebead528089> rdfs:isDefinedBy <https://stad.gent/data/blank_node/ff7d9d63-c60e-49f4-af87-8ebead528089> .