@prefix rdfs: <http://www.w3.org/2000/01/rdf-schema#> . <https://stad.gent/id/blank_node/57c4217d-16e1-41fb-98d5-09e214aca6bd> rdfs:isDefinedBy <https://stad.gent/data/blank_node/57c4217d-16e1-41fb-98d5-09e214aca6bd> .