@prefix rdfs: <http://www.w3.org/2000/01/rdf-schema#> . <https://stad.gent/id/blank_node/991e21a9-ad38-492d-bf8f-5af9ecc581be> rdfs:isDefinedBy <https://stad.gent/data/blank_node/991e21a9-ad38-492d-bf8f-5af9ecc581be> .