@prefix rdfs: <http://www.w3.org/2000/01/rdf-schema#> . <https://stad.gent/id/blank_node/ef3f3e99-c479-4219-b6f1-5c9c775af5ab> rdfs:isDefinedBy <https://stad.gent/data/blank_node/ef3f3e99-c479-4219-b6f1-5c9c775af5ab> .