@prefix rdfs: <http://www.w3.org/2000/01/rdf-schema#> . <https://stad.gent/id/blank_node/81f0e0c7-6b48-4766-af4e-d114c92bc72d> rdfs:isDefinedBy <https://stad.gent/data/blank_node/81f0e0c7-6b48-4766-af4e-d114c92bc72d> .