 Later that year, Yin Jingren died, and the important responsibilities became split between several officials.In 441, Yang Nandang, not willing to give up his grandiose designs on Liang and Yi Provinces, attacked Liu Song.Emperor Wen sent Pei Fangming and another general, Liu Zhendao (), to attack Chouchi, and in the only instance at which a southern dynasty army occupied Chouchi, took it over in 442, forcing Yang Nandang to flee to Northern Wei.