@prefix rdfs: <http://www.w3.org/2000/01/rdf-schema#> . <https://stad.gent/id/blank_node/21addad6-15fb-4853-adfb-6af75444494c> rdfs:isDefinedBy <https://stad.gent/data/blank_node/21addad6-15fb-4853-adfb-6af75444494c> .