@prefix rdfs: <http://www.w3.org/2000/01/rdf-schema#> . <https://stad.gent/id/blank_node/af4ac2b6-b8af-491e-a723-d40da35e6aa0> rdfs:isDefinedBy <https://stad.gent/data/blank_node/af4ac2b6-b8af-491e-a723-d40da35e6aa0> .