@prefix rdfs: <http://www.w3.org/2000/01/rdf-schema#> . <https://stad.gent/id/blank_node/b9f15621-0c81-465a-b8cc-287d542946c7> rdfs:isDefinedBy <https://stad.gent/data/blank_node/b9f15621-0c81-465a-b8cc-287d542946c7> .