@prefix rdfs: <http://www.w3.org/2000/01/rdf-schema#> . <https://stad.gent/id/blank_node/81c917cc-9808-40b2-b979-8e0a3334446c> rdfs:isDefinedBy <https://stad.gent/data/blank_node/81c917cc-9808-40b2-b979-8e0a3334446c> .