@prefix rdfs: <http://www.w3.org/2000/01/rdf-schema#> . <https://stad.gent/id/blank_node/821ca0d9-55ce-454a-a438-e96ca14dcc48> rdfs:isDefinedBy <https://stad.gent/data/blank_node/821ca0d9-55ce-454a-a438-e96ca14dcc48> .