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Event: Online League Division 1 (Winter 2021)

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Opponent Rating Result
Alfie Onslow 2212 0 - 1
Tony D Wells 2090 0 - 1
David W Gostelow 1931 ½ - ½
Asad Rahman 2077 0 - 1
performance = (sum(opponents ratings) + 400(wins-losses)) / games

1778 = (8310 + 400 * (0 - 3)) / 4)

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