Approval.

backend/tr/event.json

@@ -96,6 +96,7 @@
         "edit_event": "Das Ereignis bearbeiten",
         "clone_event": "Das Ereignis klonen",
         "92": "",
-        "gnd": "Gemeinsame Normdatei"
+        "gnd": "Gemeinsame Normdatei",
+        "recognized_uncertainty": "Recognized uncertainty"
     }
 }