What was the development of parallel prose in Song Dynasty?

Parallel prose in Song Dynasty also inherited some fine traditions of parallel prose in Tang Dynasty and developed. Xu Xuan and Yang Yi in the early Song Dynasty were successors in the late Tang and Five Dynasties. In the period of Ouyang Xiu, with the victory of the ancient prose movement, parallel prose also underwent great reforms, and began to develop in a new direction in style, with the emergence of Ceng Gong, Wang Zao, Fang Yue and other parallel prose masters.