@prefix rdfs: <http://www.w3.org/2000/01/rdf-schema#> . <https://stad.gent/id/blank_node/489f69e1-a9cd-43e7-9eea-6337252455fe> rdfs:isDefinedBy <https://stad.gent/data/blank_node/489f69e1-a9cd-43e7-9eea-6337252455fe> .