"Strengthening the mountains, the world is full of energy, but the times are unfavorable, and the talents are not gone, what can be done if the talents are not gone! What can you do if you are worried!" The Chu-Han War was from August of the first year of the Han Dynasty (206 BC) to December of the fifth year of the Han Dynasty (202 BC). A large-scale war between Xiang Yu, the overlord of the Western Chu, and Liu Bang, the king of Han, fought for power. It ended with Xiang Yu's defeat and Liu Bang's establishment of the Western Han Dynasty. Emperor Gaozu of the Han Dynasty had three outstanding figures from the early Han Dynasty, but why was Mr. Zifang willing to serve Emperor Gaozu? Just one game of chess can decide the world.