@prefix rdfs: <http://www.w3.org/2000/01/rdf-schema#> . <https://stad.gent/id/blank_node/81576e99-4db2-4da0-8e97-56973217ccad> rdfs:isDefinedBy <https://stad.gent/data/blank_node/81576e99-4db2-4da0-8e97-56973217ccad> .