Event: Dudley Townshend Trophy

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Opponent	Rating	Result
Jon A Asbury	1568	½ - ½
John A Moore	1121	0 - 1
Kacper Sikorski	1400	0 - 1

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

1096 = (4089 + 400 * (0 - 2)) / 3)