Event: SCCU County Championship: U1850

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Opponent	Rating	Result
Geoff R Hermes	1848	½ - ½
Liam Fleming	1803	0 - 1
Charles Cox	1825	½ - ½

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

1692 = (5476 + 400 * (0 - 1)) / 3)