@prefix rdfs: <http://www.w3.org/2000/01/rdf-schema#> . <https://stad.gent/id/blank_node/91d0efb1-b6a4-4c9a-8882-e086931b1502> rdfs:isDefinedBy <https://stad.gent/data/blank_node/91d0efb1-b6a4-4c9a-8882-e086931b1502> .