@prefix rdfs: <http://www.w3.org/2000/01/rdf-schema#> . <https://stad.gent/id/blank_node/91640d83-8bab-450f-836f-23b71bf5e330> rdfs:isDefinedBy <https://stad.gent/data/blank_node/91640d83-8bab-450f-836f-23b71bf5e330> .