@prefix rdfs: <http://www.w3.org/2000/01/rdf-schema#> . <https://stad.gent/id/blank_node/57e68571-3eb4-48ce-969d-47f51b6a1c22> rdfs:isDefinedBy <https://stad.gent/data/blank_node/57e68571-3eb4-48ce-969d-47f51b6a1c22> .