Event: Kenneth Appleby (U1700)

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Opponent	Rating	Result
S Neil Bolton	1338	1 - 0
Haider Shah	0	½ - ½
Richard Finney	1522	0 - 1

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

953 = (2860 + 400 * (1 - 1)) / 3)