@prefix rdfs: <http://www.w3.org/2000/01/rdf-schema#> . <https://stad.gent/id/blank_node/491ef443-7abb-47f0-be50-491ab7193d94> rdfs:isDefinedBy <https://stad.gent/data/blank_node/491ef443-7abb-47f0-be50-491ab7193d94> .