You will be given a definition of a task first, then some input of the task.
In this task, you're given a sentence and your task is to generate a simplified sentence that focuses on lexical paraphrasing from the original sentence given in the input.

during the battle , most of the japanese officers were killed and the japanese had to air-drop 300 officers by parachutes into the battlefield.
Output:
during the battle , most of the japanese officers were killed , so 300 officers were air-dropped by parachute into the battlefie.