@prefix rdfs: <http://www.w3.org/2000/01/rdf-schema#> . <https://stad.gent/id/blank_node/81c4889d-c0df-4dd5-9384-4f18be479262> rdfs:isDefinedBy <https://stad.gent/data/blank_node/81c4889d-c0df-4dd5-9384-4f18be479262> .