@prefix rdfs: <http://www.w3.org/2000/01/rdf-schema#> . <https://stad.gent/id/blank_node/57c6b8f4-bb90-479e-92f8-e9fc3a145c89> rdfs:isDefinedBy <https://stad.gent/data/blank_node/57c6b8f4-bb90-479e-92f8-e9fc3a145c89> .