Event: Rapidplay - Under 7000

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Opponent Rating Result
Kit Nicholson 1749 0 - 1
Kit Nicholson 1749 0 - 1
Tony Lopez 1524 ½ - ½
Tony Lopez 1524 0 - 1
performance = (sum(opponents ratings) + 400(wins-losses)) / games

1337 = (6546 + 400 * (0 - 3)) / 4)

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