@prefix rdfs: <http://www.w3.org/2000/01/rdf-schema#> . <https://stad.gent/id/blank_node/c9d1a4dd-e819-484d-b30c-1fd669a15f2c> rdfs:isDefinedBy <https://stad.gent/data/blank_node/c9d1a4dd-e819-484d-b30c-1fd669a15f2c> .