Sources differ on what took place regarding the painting: Chang-Tai Hung related that Dong, terminally ill with cancer, could not make the changes, so his student Jin Shangyi and another artist, Zhao Yu, were assigned to do the work.
Sumber-sumber berbeda memberikan penjelasan terkait lukisan tersebut: Chang-Tai Hung mengaitkan bahwa Dong tidak dapat melakukan pengubahan karena sedang mengidap kanker, sehingga muridnya Jin Shangyi dan artis lainnya, Zhao Yu, ditugaskan untuk melakukan pekerjaan tersebut.