@prefix rdfs: <http://www.w3.org/2000/01/rdf-schema#> . <https://stad.gent/id/blank_node/57f57be1-28cf-4663-98fe-feb5b77daf75> rdfs:isDefinedBy <https://stad.gent/data/blank_node/57f57be1-28cf-4663-98fe-feb5b77daf75> .