@prefix rdfs: <http://www.w3.org/2000/01/rdf-schema#> . <https://stad.gent/id/blank_node/a91ddc87-5c26-4369-9ca5-142c644faacf> rdfs:isDefinedBy <https://stad.gent/data/blank_node/a91ddc87-5c26-4369-9ca5-142c644faacf> .