C1438 That Period of History

I asked, "Elder Qian, does this mean that you have understood all of the content of the mural? What exactly is it about?"

Qian Qingfeng nodded his head and said, "There is still some parts of the mural that are incomplete. There are also a lot of missing words. I combined the picture and the words, and added my own understanding of this historical event to deduce and infer from all aspects