@prefix rdfs: <http://www.w3.org/2000/01/rdf-schema#> . <https://stad.gent/id/blank_node/57f5306a-4b81-4e99-9eb7-28afff1c449f> rdfs:isDefinedBy <https://stad.gent/data/blank_node/57f5306a-4b81-4e99-9eb7-28afff1c449f> .