@prefix rdfs: <http://www.w3.org/2000/01/rdf-schema#> . <https://stad.gent/id/blank_node/81cac06a-82e2-4077-aaef-33ab610b5913> rdfs:isDefinedBy <https://stad.gent/data/blank_node/81cac06a-82e2-4077-aaef-33ab610b5913> .