sentences:  However, it is unlikely that Qi himself was the author, as he was a native of Shandong and spent only a few years in the area, and the book is not mentioned in his official biography.Luo Changpei and other scholars have suggested that the book was written or compiled by the scholar Chen Di, who served in Qi's army, and later made major contributions to Chinese philology.However, there are numerous differences between the "Qī" and Chen's known works.