@prefix rdfs: <http://www.w3.org/2000/01/rdf-schema#> . <https://stad.gent/id/blank_node/21b50a75-f213-4761-b89a-62b75d34599c> rdfs:isDefinedBy <https://stad.gent/data/blank_node/21b50a75-f213-4761-b89a-62b75d34599c> .