@prefix rdfs: <http://www.w3.org/2000/01/rdf-schema#> . <https://stad.gent/id/blank_node/b509e555-f78c-4c70-b564-235931d56e93> rdfs:isDefinedBy <https://stad.gent/data/blank_node/b509e555-f78c-4c70-b564-235931d56e93> .