Cao Pi's best poetry types are

Three Caos: refers to Cao Cao and his sons Cao Pi and Cao Zhi in the Han and Wei Dynasties. Because of their political status and literary achievements, they had a great influence in the literary world at that time and were representatives of Jian 'an literature, so later generations collectively called them "Three Caos". As famous as Su San (Su Xun, Su Shi and Su Zhe). Cao Cao was an outstanding writer in Jian 'an period, a pioneer in creating a new situation of Jian 'an literature, and created a new atmosphere of Jian 'an literature with a beautiful style. Cao Pi is good at poetry and ci-fu. His famous works include Yan Ge Xing and Wu Zhi Shu. Among them, Yan Geling used seven words and rhymed every sentence, which played an important role in the development history of China's seven-word poems. Cao Zhi was the first writer who wrote five-character poems vigorously. He pushed the development of literati's five-character poems to an unprecedented peak, marking the complete maturity of literati's five-character poems. His prose and ci fu also show high ideological and artistic quality. There are two famous prose poems, namely, Ode to Luo Shen, Letter to Wu Ji and Letter to Yang Zu.