@prefix rdfs: <http://www.w3.org/2000/01/rdf-schema#> . <https://stad.gent/id/blank_node/57c9b789-b8e3-4569-835f-459aab3ac4b6> rdfs:isDefinedBy <https://stad.gent/data/blank_node/57c9b789-b8e3-4569-835f-459aab3ac4b6> .