@prefix rdfs: <http://www.w3.org/2000/01/rdf-schema#> . <https://stad.gent/id/blank_node/ac9b0d4c-3a53-4daf-94b5-af631323280c> rdfs:isDefinedBy <https://stad.gent/data/blank_node/ac9b0d4c-3a53-4daf-94b5-af631323280c> .