Event: SCCU County Championship: U1450

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Opponent	Rating	Result
Darren Sutton	0	1 - 0
Russell Fisher	1420	1 - 0
Leslie J Sargent	1330	1 - 0

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

1317 = (2750 + 400 * (3 - 0)) / 3)