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I got evidence that Cao Bao might be Cao Ren's grandfather: The grandfather of Cao Ren, Cao Bao, was the Grand Administrator of Yingchuan. Cao Ren’s father, Cao Chi, was a palace attendant and Colonel of the Chang River encampments. ( http://www.kongming.net/novel/sgz/caoren.php from Kongming.net). Is that correct? Or do they reflect to another Cao Bao who's not related to Cao Cao? -- Sarazyn • TALK • DE 12:29, 3 May 2006 (UTC) reply

Well, seeing as Cao Bao was only twenty-three years older than Cao Ren...

how come he served Liu Bei but was killed by Zhang Fei? Chensiyuan 05:29, 30 November 2006 (UTC) reply

When he betrayed Zhang Fei, even though his adoptive father successfully took over the city, Cao Bao made the fatal mistake of thinking that pursuing a drunken Zhang Fei's small unit would be a good idea. Strategically it may have been sound, but when Zhang Fei saw him... -- DragonAtma