Event: MCA Division 1

Opponent Rating Result
John P Williams 2012 0 - 1
Mike J Coffey 1872 ½ - ½
Nodirabegim Bahtiyorova 0 0 - 1
performance = (sum(opponents ratings) + 400(wins-losses)) / games

1028 = (3884 + 400 * (0 - 2)) / 3)

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