秦智虞愚

Explanation: Spring and Autumn Period Baili Xi was Yuda Fu, nothing, dead to Qin Yu, and Jian Shu, established by Yu, totaling auxiliary Mugong dominance. See "Historical Records Qin Ji." After "Qin Yu Yu Chi," that a person can only be fully under the appropriate play. Qing Qian "Guanglu doctor less security and Prince presented the Board of Civil Shang Shi Wen Tong CPIC Tieshan Princes epitaph": "Chu Jin material used, the country who so long sigh; Qin Yu Yu Chi, sages whom never sigh."