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    vs.      
Wing Chun Yam is tied in the series against William Jensen, 1-1.

event round table player one result player two
Grand Prix Washington DC 20141414Yam, Wing Chun (1934)Lost 0-2Jensen, William (2262)
Grand Prix Washington DC 2014QYam, Wing Chun (1936)Won 2-1Jensen, William (2274)