@prefix rdfs: <http://www.w3.org/2000/01/rdf-schema#> . <https://stad.gent/id/blank_node/81552517-4df3-41e5-a765-6a60d4ebf25c> rdfs:isDefinedBy <https://stad.gent/data/blank_node/81552517-4df3-41e5-a765-6a60d4ebf25c> .