Event: League Division Two

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Opponent Rating Result
Zainanbkhan Bozhguolva 0 0 - 1
Kateryna Khomytska 1666 0 - 1
Mike J Johnson 1557 0 - 1
performance = (sum(opponents ratings) + 400(wins-losses)) / games

674 = (3223 + 400 * (0 - 3)) / 3)

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Opponent Rating Result
George Salmon McConnachie 1300 0 - 1
John Harris 1696 1 - 0
performance = (sum(opponents ratings) + 400(wins-losses)) / games

1498 = (2996 + 400 * (1 - 1)) / 2)