背碑覆局
      Explanation: Can recite the inscription read, chess game after the chaos could return to the past. Refers to the memory strong.
      Source: "Old Tang Shuwen Court passed on the Zhang Yun Gu": "Zhang Yun Gu, Huan-phase state of the water people. Of smart, game related books pass, good suffix text, to cover the back Monument Council, Mrs Xiao Shi Wu, Lu called for the state."
      Examples: Chi Zhou Conghui, held towards the very, day tens of thousands of chanting words, to ~. ★ "Taiping" Volume four times seven cited Tanghan Wan "Imperial mind Gao Week"