@prefix rdfs: <http://www.w3.org/2000/01/rdf-schema#> . <https://stad.gent/id/blank_node/a539b523-ed15-44f3-a5ad-444d71b9557a> rdfs:isDefinedBy <https://stad.gent/data/blank_node/a539b523-ed15-44f3-a5ad-444d71b9557a> .