@prefix rdfs: <http://www.w3.org/2000/01/rdf-schema#> . <https://stad.gent/id/blank_node/ac90d321-2bb0-4941-8bf0-208712d56585> rdfs:isDefinedBy <https://stad.gent/data/blank_node/ac90d321-2bb0-4941-8bf0-208712d56585> .