@prefix rdfs: <http://www.w3.org/2000/01/rdf-schema#> . <https://stad.gent/id/blank_node/a4f57ae9-4504-4634-b974-2e3bfc7e4e43> rdfs:isDefinedBy <https://stad.gent/data/blank_node/a4f57ae9-4504-4634-b974-2e3bfc7e4e43> .