@prefix rdfs: <http://www.w3.org/2000/01/rdf-schema#> . <https://stad.gent/id/blank_node/57bbac90-ecf9-455d-b763-d1758f535351> rdfs:isDefinedBy <https://stad.gent/data/blank_node/57bbac90-ecf9-455d-b763-d1758f535351> .