Event: 5800-max Rapid-play

Opponent Rating Result
David Smith 1689 0 - 1
Shane Cooksey 1486 ½ - ½
David Smith 1689 1 - 0
Shane Cooksey 1486 ½ - ½
performance = (sum(opponents ratings) + 400(wins-losses)) / games

1588 = (6350 + 400 * (1 - 1)) / 4)

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