Lou Gui, style name

Chinese style name

A Chinese style name, sometimes also known as a courtesy name , is a given name to be used later in life. After 20 years of age, the zì is assigned in place of one's given name as a symbol of adulthood and respect...

 Zibo (子伯), was a hermit from Mount Zhongnan who lived during the late Han Dynasty

Han Dynasty

The Han Dynasty was the second imperial dynasty of China, preceded by the Qin Dynasty and succeeded by the Three Kingdoms . It was founded by the rebel leader Liu Bang, known posthumously as Emperor Gaozu of Han. It was briefly interrupted by the Xin Dynasty of the former regent Wang Mang...

 period of Chinese history

History of China

Chinese civilization originated in various regional centers along both the Yellow River and the Yangtze River valleys in the Neolithic era, but the Yellow River is said to be the Cradle of Chinese Civilization. With thousands of years of continuous history, China is one of the world's oldest...

. Lou later became an advisor to the warlord Cao Cao

Cao Cao

Cao Cao was a warlord and the penultimate chancellor of the Eastern Han Dynasty who rose to great power during the dynasty's final years. As one of the central figures of the Three Kingdoms period, he laid the foundations for what was to become the state of Cao Wei and was posthumously titled...

. During the Battle of Tong Pass

Battle of Tong Pass (211)

The Battle of Tong Pass was fought between the warlord Cao Cao and a coalition of forces from Guanxi from March to September 211 during the prelude to the Three Kingdoms period of Chinese history. The battle was initiated by Cao Cao's western expansion, which triggered uprisings in Guanxi...

 against Ma Chao

Ma Chao

Ma Chao was the oldest son of Ma Teng and a military general during the late Han Dynasty and early Three Kingdoms era of Chinese history. In Luo Guanzhong's historical novel Romance of the Three Kingdoms, he received the nickname "Ma Chao the Splendid" due to his elaborate armour and grand skill...

's forces, Lou advised Cao to build a large castle of ice in defense. Since then, Lou had been recorded in history as a good strategist, who was often praised by Cao Cao. However, Lou once spoke very rudely to Cao Cao, which resulted in his execution.