@prefix rdfs: <http://www.w3.org/2000/01/rdf-schema#> . <https://stad.gent/id/blank_node/13f72709-7bcb-491f-adac-6a31593985dc> rdfs:isDefinedBy <https://stad.gent/data/blank_node/13f72709-7bcb-491f-adac-6a31593985dc> .