@prefix rdfs: <http://www.w3.org/2000/01/rdf-schema#> . <https://stad.gent/id/blank_node/57e0457d-9354-4c9a-98ba-ce3201c63078> rdfs:isDefinedBy <https://stad.gent/data/blank_node/57e0457d-9354-4c9a-98ba-ce3201c63078> .