Event: League Division Two

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Opponent Rating Result
Hongxin Zhen 1945 0 - 1
performance = (sum(opponents ratings) + 400(wins-losses)) / games

1545 = (1945 + 400 * (0 - 1)) / 1)

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Opponent Rating Result
Henry Wood 1538 1 - 0
David Copson 1517 ½ - ½
Simon Weaver 1496 0 - 1
performance = (sum(opponents ratings) + 400(wins-losses)) / games

1517 = (4551 + 400 * (1 - 1)) / 3)