Event: R Division

Opponent Rating Result
Samarth Misra 1259 0 - 1
Mike Swift 1400 0 - 1
Samarth Misra 1259 1 - 0
Mike Swift 1400 ½ - ½
performance = (sum(opponents ratings) + 400(wins-losses)) / games

1230 = (5318 + 400 * (1 - 2)) / 4)

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