@prefix rdfs: <http://www.w3.org/2000/01/rdf-schema#> . <https://stad.gent/id/blank_node/821aa178-17f7-4729-9c1a-3a55179c74ba> rdfs:isDefinedBy <https://stad.gent/data/blank_node/821aa178-17f7-4729-9c1a-3a55179c74ba> .