@prefix rdfs: <http://www.w3.org/2000/01/rdf-schema#> . <https://stad.gent/id/blank_node/21df6f41-8792-4599-bbc6-cb2bf545787a> rdfs:isDefinedBy <https://stad.gent/data/blank_node/21df6f41-8792-4599-bbc6-cb2bf545787a> .