Event: 6 Board League

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Opponent Rating Result
Robert Dennington 1518 0 - 1
Angus Holliday 0 1 - 0
Ihor Lewyk 2045 0 - 1
performance = (sum(opponents ratings) + 400(wins-losses)) / games

1054 = (3563 + 400 * (1 - 2)) / 3)

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