@prefix rdfs: <http://www.w3.org/2000/01/rdf-schema#> . <https://stad.gent/id/blank_node/57d451b9-d493-4bcd-a40e-6042187285dc> rdfs:isDefinedBy <https://stad.gent/data/blank_node/57d451b9-d493-4bcd-a40e-6042187285dc> .