@prefix rdfs: <http://www.w3.org/2000/01/rdf-schema#> . <https://stad.gent/id/blank_node/b9ab9252-d3af-4f3e-8fe7-3a826c8b6d7c> rdfs:isDefinedBy <https://stad.gent/data/blank_node/b9ab9252-d3af-4f3e-8fe7-3a826c8b6d7c> .