Event: Three East

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Opponent Rating Result
Tony B Packham 1826 1 - 0
Dlawar Hameed 0 0 - 1
Jonathan P Marrow 1833 1 - 0
Simon Lunn 2013 0 - 1
performance = (sum(opponents ratings) + 400(wins-losses)) / games

1418 = (5672 + 400 * (2 - 2)) / 4)

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