Task: Translation
Input (English): The work on this manuscript was started in 1426 at the order of Baysonghor Mirza , the Timurid prince , and was completed on 1430 , four years later .
Output (Chinese): 关于这份手稿的工作是在1426年根据帖木儿王子Baysonghor Mirza的命令开始的，并在四年后于1430年完成。