@prefix rdfs: <http://www.w3.org/2000/01/rdf-schema#> . <https://stad.gent/id/blank_node/91aaf34f-ddd6-4669-8149-577c9c202c1b> rdfs:isDefinedBy <https://stad.gent/data/blank_node/91aaf34f-ddd6-4669-8149-577c9c202c1b> .