@prefix rdfs: <http://www.w3.org/2000/01/rdf-schema#> . <https://stad.gent/id/blank_node/81c44fdd-27d4-419f-849c-2dbd9915c40c> rdfs:isDefinedBy <https://stad.gent/data/blank_node/81c44fdd-27d4-419f-849c-2dbd9915c40c> .