Event: Summer Swiss

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Opponent Rating Result
RICHARD HYMAN 0 1 - 0
Philip N Raynor 1731 1 - 0
John Regan 1492 1 - 0
John G Cooper 1931 0 - 1
William Gee 0 0 - 1
performance = (sum(opponents ratings) + 400(wins-losses)) / games

1111 = (5154 + 400 * (3 - 2)) / 5)

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