@prefix rdfs: <http://www.w3.org/2000/01/rdf-schema#> . <https://stad.gent/id/blank_node/57d6d3aa-3b71-41c8-8ea8-6bac7e3caffc> rdfs:isDefinedBy <https://stad.gent/data/blank_node/57d6d3aa-3b71-41c8-8ea8-6bac7e3caffc> .