Event: SCCU County Championship: U2050

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Opponent	Rating	Result
Howard Turner	1930	0 - 1
Tom A Barton	1908	0 - 1
Edgar Wilson	1953	0 - 1

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

1530 = (5791 + 400 * (0 - 3)) / 3)