@prefix rdfs: <http://www.w3.org/2000/01/rdf-schema#> . <https://stad.gent/id/blank_node/91d63976-c049-4cf1-8839-b9d15c13c73d> rdfs:isDefinedBy <https://stad.gent/data/blank_node/91d63976-c049-4cf1-8839-b9d15c13c73d> .