Event: South Cheshire Shield

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Opponent Rating Result
Shanoth Edirimuni 537 1 - 0
David J Stuart 1409 1 - 0
Jamie Roberts 1483 ½ - ½
Timothy Cox 1250 1 - 0
performance = (sum(opponents ratings) + 400(wins-losses)) / games

1470 = (4679 + 400 * (3 - 0)) / 4)

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