@prefix rdfs: <http://www.w3.org/2000/01/rdf-schema#> . <https://stad.gent/id/blank_node/57bea6fe-ef5c-4337-b068-b77b71be2349> rdfs:isDefinedBy <https://stad.gent/data/blank_node/57bea6fe-ef5c-4337-b068-b77b71be2349> .