@prefix rdfs: <http://www.w3.org/2000/01/rdf-schema#> . <https://stad.gent/id/blank_node/a9b18257-2d30-46ee-9a0d-f235121f1bec> rdfs:isDefinedBy <https://stad.gent/data/blank_node/a9b18257-2d30-46ee-9a0d-f235121f1bec> .