The author’s answer is as follows: Baidi City Tuogu
After Guan Yu lost Jingzhou and was killed, Liu Bei was filled with grief and anger and mobilized a large army to attack Wu. He vowed to "pacify Soochow". Unexpectedly, the company was "burned down" by Lu Xun of Soochow. Defeated, he fled to Baidi City, became depressed and became ill, and was in danger. Call the ministers to give instructions about the funeral. Prince Liu Chan was entrusted to Zhuge Liang.