Event: Broadstairs Summer Swiss

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Opponent Rating Result
Reginald G Pidduck 1473 0 - 1
Paul Verrall 1369 1 - 0
Paul Carfrae 1683 1 - 0
Andy Flood 1593 1 - 0
performance = (sum(opponents ratings) + 400(wins-losses)) / games

1730 = (6118 + 400 * (3 - 1)) / 4)

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