Event: 7400-max Rapid-play

Opponent Rating Result
Athanasia Kouka 1541 1 - 0
Christopher J Evans 1732 1 - 0
Athanasia Kouka 1541 ½ - ½
Christopher J Evans 1732 0 - 1
performance = (sum(opponents ratings) + 400(wins-losses)) / games

1737 = (6546 + 400 * (2 - 1)) / 4)

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