@prefix rdfs: <http://www.w3.org/2000/01/rdf-schema#> . <https://stad.gent/id/blank_node/21f12cf7-dcc9-4f1e-838a-d5e9a407fe45> rdfs:isDefinedBy <https://stad.gent/data/blank_node/21f12cf7-dcc9-4f1e-838a-d5e9a407fe45> .