Event: Rapidplay - Under 7000

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Opponent Rating Result
Kit Nicholson 1789 1 - 0
Ben R Wilkinson 1728 0 - 1
Ben R Wilkinson 1728 1 - 0
Kit Nicholson 1789 1 - 0
performance = (sum(opponents ratings) + 400(wins-losses)) / games

1959 = (7034 + 400 * (3 - 1)) / 4)

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