Complex sentence: Parts of chapters 1,2,8 and 10 have been discovered amomg the Dunhuang manuscripts, recovered from the Mogao Caves near Dunhuang, and Liu Yi (1997) believes the original text of these dates from around the late 4th or early 5th century.
Split into simpler sentences: Parts of chapters 1,2,8 and 10 have been discovered amomg the Dunhuang manuscripts, recovered from the Mogao Caves near Dunhuang. The original text of these may date from around the late 4th or early 5th century.