Event: NCCA Williamson Cup

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Opponent Rating Result
M Allan Chua 1699 1 - 0
Trevor J Ansell 1902 ½ - ½
Geoffrey R Moore 2113 0 - 1
performance = (sum(opponents ratings) + 400(wins-losses)) / games

1905 = (5714 + 400 * (1 - 1)) / 3)

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