@prefix rdfs: <http://www.w3.org/2000/01/rdf-schema#> . <https://stad.gent/id/blank_node/b9644cb1-9849-41ac-b687-43fc8e32401b> rdfs:isDefinedBy <https://stad.gent/data/blank_node/b9644cb1-9849-41ac-b687-43fc8e32401b> .