@prefix rdfs: <http://www.w3.org/2000/01/rdf-schema#> . <https://stad.gent/id/blank_node/21da6b15-078e-4d6c-9c9f-66d40227b148> rdfs:isDefinedBy <https://stad.gent/data/blank_node/21da6b15-078e-4d6c-9c9f-66d40227b148> .