@prefix rdfs: <http://www.w3.org/2000/01/rdf-schema#> . <https://stad.gent/id/blank_node/21f874ad-b789-4273-ac17-b6405be15467> rdfs:isDefinedBy <https://stad.gent/data/blank_node/21f874ad-b789-4273-ac17-b6405be15467> .