Bai RenfuBai Renfu, also known as Bai Pu, was a Chinese playwright of the Yuan dynasty.He wrote 16 plays, three of which are extant: Over the Wall Rain on the Paulownia Tree about Emperor Xuanzong and Lady Yang Guifei: ''Romance of the East Wall''BiographyA scion of an important Jin [dynasty (1115–1234)|Jin dynasty] family, Bai Renfu's grandfather held a post at the powerful Bureau of Military Affairs, and his father was a close friend of the poet Yuan Haowen. However, the defeat of the Jin dynasty by the Mongol Empire resulted in a major upheaval in social relationships. Nevertheless, Bo Renfu achieved honorary rank and an official position in the Yuan dynasty as Minister of Protocol.