Original sentence: Emperor Wu created universities and extending the Confucian civil service exams, demanding that sons of nobles study.His reign, until the end, was one of the most stable and prosperous during the Southern Dynasties
Edited sentence: He began by creating universities and extending the Confucian civil service exams, demanding that sons of nobles study.He has been described by many to be one of the more interesting emperors of his dynasty, and his reign, until the end was one of the most stable and prosperous during the Southern Dynasties