@prefix rdfs: <http://www.w3.org/2000/01/rdf-schema#> . <https://stad.gent/id/blank_node/21e21f97-445d-45a4-a06a-23bcd4e6c355> rdfs:isDefinedBy <https://stad.gent/data/blank_node/21e21f97-445d-45a4-a06a-23bcd4e6c355> .