@prefix rdfs: <http://www.w3.org/2000/01/rdf-schema#> . <https://stad.gent/id/blank_node/57f704da-d018-470a-a18d-2a53d4d19701> rdfs:isDefinedBy <https://stad.gent/data/blank_node/57f704da-d018-470a-a18d-2a53d4d19701> .