Event: Division 4 - Athenaeum Cup

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Opponent Rating Result
George Peters 137 0 - 1
John Speck 102 ½ - ½
Jerome Redhead 126 1 - 0
performance = (sum(opponents ratings) + 400(wins-losses)) / games

122 = (365 + 400 * (1 - 1)) / 3)

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