@prefix rdfs: <http://www.w3.org/2000/01/rdf-schema#> . <https://stad.gent/id/blank_node/57c27273-af11-4c23-8c93-f261ff0644b1> rdfs:isDefinedBy <https://stad.gent/data/blank_node/57c27273-af11-4c23-8c93-f261ff0644b1> .