@prefix rdfs: <http://www.w3.org/2000/01/rdf-schema#> . <https://stad.gent/id/blank_node/42809af7-b1f4-4912-846a-5460d169b457> rdfs:isDefinedBy <https://stad.gent/data/blank_node/42809af7-b1f4-4912-846a-5460d169b457> .