@prefix rdfs: <http://www.w3.org/2000/01/rdf-schema#> . <https://stad.gent/id/blank_node/21b21961-5436-4bb5-a8d5-4a37ef0b147d> rdfs:isDefinedBy <https://stad.gent/data/blank_node/21b21961-5436-4bb5-a8d5-4a37ef0b147d> .