Event: SCCU County Championship: U1650

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Opponent Rating Result
Andrew Offord 1644 1 - 0
Iain Hunt 1348 ½ - ½
C Andrew J Costeloe 1645 0 - 1
performance = (sum(opponents ratings) + 400(wins-losses)) / games

1546 = (4637 + 400 * (1 - 1)) / 3)

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