@prefix rdfs: <http://www.w3.org/2000/01/rdf-schema#> . <https://stad.gent/id/blank_node/af56815a-d8d9-43af-a901-40a643f2b073> rdfs:isDefinedBy <https://stad.gent/data/blank_node/af56815a-d8d9-43af-a901-40a643f2b073> .