Event: Rapid Play League

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Opponent Rating Result
Philip May 1284 1 - 0
Philip May 1284 1 - 0
Randolph E Donahue 1760 1 - 0
Randolph E Donahue 1760 1 - 0
performance = (sum(opponents ratings) + 400(wins-losses)) / games

1922 = (6088 + 400 * (4 - 0)) / 4)

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