@prefix rdfs: <http://www.w3.org/2000/01/rdf-schema#> . <https://stad.gent/id/blank_node/581d4890-a22e-4522-8255-af74a2df7431> rdfs:isDefinedBy <https://stad.gent/data/blank_node/581d4890-a22e-4522-8255-af74a2df7431> .