@prefix rdfs: <http://www.w3.org/2000/01/rdf-schema#> . <https://stad.gent/id/blank_node/af3b1ec1-9199-4f0d-9c45-5a18249ac4e1> rdfs:isDefinedBy <https://stad.gent/data/blank_node/af3b1ec1-9199-4f0d-9c45-5a18249ac4e1> .