Event: Dudley Townshend Trophy

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Opponent	Rating	Result
Kevin Day	121	½ - ½
Derek Green	118	1 - 0
Bodrul Chowdhury	0	1 - 0

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

346 = (239 + 400 * (2 - 0)) / 3)