Event: SCCU County Championship: U1850

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Opponent Rating Result
John B Illingworth 1674 1 - 0
Roger S Scowen 1702 0 - 1
Frank Zurstiege 1715 ½ - ½
Pete Meadows 1731 ½ - ½
performance = (sum(opponents ratings) + 400(wins-losses)) / games

1706 = (6822 + 400 * (1 - 1)) / 4)

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