@prefix rdfs: <http://www.w3.org/2000/01/rdf-schema#> . <https://stad.gent/id/blank_node/b9f1508a-f859-4aac-acc0-b1f0f9837185> rdfs:isDefinedBy <https://stad.gent/data/blank_node/b9f1508a-f859-4aac-acc0-b1f0f9837185> .