@prefix rdfs: <http://www.w3.org/2000/01/rdf-schema#> . <https://stad.gent/id/blank_node/57f4a7e3-3d1b-421e-9adc-eb1d906e8943> rdfs:isDefinedBy <https://stad.gent/data/blank_node/57f4a7e3-3d1b-421e-9adc-eb1d906e8943> .