@prefix rdfs: <http://www.w3.org/2000/01/rdf-schema#> . <https://stad.gent/id/blank_node/50efc9d4-c017-4ce6-8519-8874dc741ca9> rdfs:isDefinedBy <https://stad.gent/data/blank_node/50efc9d4-c017-4ce6-8519-8874dc741ca9> .