@prefix rdfs: <http://www.w3.org/2000/01/rdf-schema#> . <https://stad.gent/id/blank_node/b21e5d22-dc1e-49b2-87ac-4065a36d6dee> rdfs:isDefinedBy <https://stad.gent/data/blank_node/b21e5d22-dc1e-49b2-87ac-4065a36d6dee> .