Event: Wallington Rapidplay

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Opponent Rating Result
Bharath Somineni 1267 1 - 0
Neill Cooper 1998 ½ - ½
James McGing 1518 0 - 1
Nicholas L Edwards 1888 1 - 0
performance = (sum(opponents ratings) + 400(wins-losses)) / games

1768 = (6671 + 400 * (2 - 1)) / 4)

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