@prefix rdfs: <http://www.w3.org/2000/01/rdf-schema#> . <https://stad.gent/id/blank_node/57c8e3a3-bb48-4789-9146-77da062af783> rdfs:isDefinedBy <https://stad.gent/data/blank_node/57c8e3a3-bb48-4789-9146-77da062af783> .