Complex sentence: In the fifth month of 554 BC, Duke Ling died after 28 years of reign, and the powerful minister Cui Zhu installed Prince Guang on the throne instead of the new Crown Prince Ya.
Split into simpler sentences: In the fifth month of 554 BC, Duke Ling died after 28 years of reign. The powerful minister Cui Zhu installed Prince Guang on the throne instead of the new Crown Prince Ya.