@prefix rdfs: <http://www.w3.org/2000/01/rdf-schema#> . <https://stad.gent/id/blank_node/57f14134-6632-4006-af4a-34691f31c3af> rdfs:isDefinedBy <https://stad.gent/data/blank_node/57f14134-6632-4006-af4a-34691f31c3af> .