@prefix rdfs: <http://www.w3.org/2000/01/rdf-schema#> . <https://stad.gent/id/blank_node/668d9e8b-c57c-48e5-98f3-4dff2084dabc> rdfs:isDefinedBy <https://stad.gent/data/blank_node/668d9e8b-c57c-48e5-98f3-4dff2084dabc> .