@prefix rdfs: <http://www.w3.org/2000/01/rdf-schema#> . <https://stad.gent/id/blank_node/a9b91ca8-0bda-4c01-8517-5ecb2784814a> rdfs:isDefinedBy <https://stad.gent/data/blank_node/a9b91ca8-0bda-4c01-8517-5ecb2784814a> .