@prefix rdfs: <http://www.w3.org/2000/01/rdf-schema#> . <https://stad.gent/id/blank_node/57252ab1-b1ac-473b-9b37-0c5d0563591c> rdfs:isDefinedBy <https://stad.gent/data/blank_node/57252ab1-b1ac-473b-9b37-0c5d0563591c> .