Event: 3rd Cornwall Spring Open

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Opponent	Rating	Result
Simon D Arnold	1962	1 - 0
Rami Talab	2074	0 - 1
Paul O'Donovan	0	1 - 0

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

1479 = (4036 + 400 * (2 - 1)) / 3)