Event: Club Rapidplay 2021

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Opponent Rating Result
Mark Currah 1174 ½ - ½
Donald P Grant 970 1 - 0
Donald P Grant 970 1 - 0
performance = (sum(opponents ratings) + 400(wins-losses)) / games

1305 = (3114 + 400 * (2 - 0)) / 3)

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