He planned to write an essay in rhythmic prose called "On the Three Capitals" describing the features, customs, and products of Ye, Chengtu, and Chienye, the capitals of Wei, Shu, and Wu, known as the Three King doms (220--265).
我計畫要寫一部「三都賦」，描寫這些都城的形勢、風土、物產。三都是指三國時代魏、蜀、吳三國的首都﹘﹘鄴、成都、建業。