@prefix rdfs: <http://www.w3.org/2000/01/rdf-schema#> . <https://stad.gent/id/blank_node/b9e6408a-9bcb-4527-99ad-57233916fc18> rdfs:isDefinedBy <https://stad.gent/data/blank_node/b9e6408a-9bcb-4527-99ad-57233916fc18> .