Event: U1600

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Opponent	Rating	Result
Robert Garnett	1539	0 - 1
Darsh Santhosh	1111	1 - 0
Chris A Fraser	1567	0 - 1

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

1272 = (4217 + 400 * (1 - 2)) / 3)