Event: Division A

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Opponent Rating Result
Martin Lythgoe 1889 0 - 1
Armand Catz 1799 0 - 1
Anthony DB Wilkinson 1572 ½ - ½
performance = (sum(opponents ratings) + 400(wins-losses)) / games

1487 = (5260 + 400 * (0 - 2)) / 3)

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