@prefix rdfs: <http://www.w3.org/2000/01/rdf-schema#> . <https://stad.gent/id/blank_node/57474a9e-3530-44a9-9419-7388fc57c2ad> rdfs:isDefinedBy <https://stad.gent/data/blank_node/57474a9e-3530-44a9-9419-7388fc57c2ad> .