Event: BCL Division 2

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Opponent Rating Result
Ramsey Dairi 1499 0 - 1
Luke Singleton 1848 0 - 1
Colin J Solloway 1656 0 - 1
Michael Page 1530 ½ - ½
performance = (sum(opponents ratings) + 400(wins-losses)) / games

1333 = (6533 + 400 * (0 - 3)) / 4)

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