@prefix rdfs: <http://www.w3.org/2000/01/rdf-schema#> . <https://stad.gent/id/blank_node/21f72441-749e-4815-8d79-2508b54356af> rdfs:isDefinedBy <https://stad.gent/data/blank_node/21f72441-749e-4815-8d79-2508b54356af> .