Event: WMA Spring League Division 2

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Opponent	Rating	Result
Margarita Sanchez	0	1 - 0
Saket Singhal	0	1 - 0
Jeremy Humphries	0	½ - ½
John Green	0	0 - 1
Simon Berry	0	1 - 0
Charles Charalambous	0	1 - 0
Paul Heeney	70	1 - 0
Margarita Sanchez	0	1 - 0
Saket Singhal	0	0 - 1
Jeremy Humphries	0	½ - ½
John Green	0	1 - 0
Simon Berry	0	½ - ½
Charles Charalambous	0	1 - 0
Paul Heeney	70	1 - 0

performance = (sum(opponents ratings) + 400(wins-losses)) / games

210 = (140 + 400 * (9 - 2)) / 14)