@prefix rdfs: <http://www.w3.org/2000/01/rdf-schema#> . <https://stad.gent/id/blank_node/ac9d073f-8ce7-42ca-9680-0900ac3fbbab> rdfs:isDefinedBy <https://stad.gent/data/blank_node/ac9d073f-8ce7-42ca-9680-0900ac3fbbab> .