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    vs.      
Yimin Zhi is tied in the series against Riku Kumagai, 1-1.

event round table player one result player two
Grand Prix Beijing 2018132Zhi, Yimin (1954)Won 2-1Kumagai, Riku (1933)
Grand Prix Nagoya 2019FZhi, Yimin (2179)Lost 0-2Kumagai, Riku (2179)