Claim: Guan Yu claimed to be leading an army of 30,000, leading 5,000 of his best troops to the upstream shallows located some 10 li away from Yiyang (a prefecture-level city on the Zi River in Hunan province)
Evidence: Guan Yu claimed he had 30,000 troops. He selected 5,000 elite soldiers, headed to the upstream shallows located some 10 li away from Yiyang, and planned to cross the shallows at night. Yiyang (simplified Chinese: 益阳; traditional Chinese: 益陽; pinyin: Yìyáng) is a prefecture-level city on the Zi River in Hunan province, China, straddling Lake Dongting and bordering Hubei to the north.