@prefix rdfs: <http://www.w3.org/2000/01/rdf-schema#> . <https://stad.gent/id/blank_node/ff1aa1d7-05d8-4c07-9593-ee7391c782a9> rdfs:isDefinedBy <https://stad.gent/data/blank_node/ff1aa1d7-05d8-4c07-9593-ee7391c782a9> .