Complex sentence: Qin Hui Often mispronounced as Qin Kuai (1090--1155) was a Chancellor of the Song Dynasty in Chinese history, who is widely regarded as a traitor for his part in the political execution of General Yue Fei.
Split into simpler sentences: Qin Hui Often mispronounced as Qin Kuai (1090--1155) was a Chancellor of the Song Dynasty in Chinese history. He is widely regarded as a traitor for his part in the persecution and execution of General Yue Fei.