Event: Spring OTB Division 4

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Opponent Rating Result
Bryony Eccleston 1366 1 - 0
Terry Cowling 1639 0 - 1
David Veress 1550 1 - 0
Stan J Bradley 1494 1 - 0
performance = (sum(opponents ratings) + 400(wins-losses)) / games

1712 = (6049 + 400 * (3 - 1)) / 4)

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