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Event: Sheffield Chess Centre U1750

Opponent Rating Result
Talal Ezzo 1593 0 - 1
Pietro Convalle 1458 1 - 0
Paul Leonard 1534 ½ - ½
Ivan Dunnachie 1502 0 - 1
Arthur Eastham 1809 0 - 1
Emirasan Umerov 1428 0 - 1
performance = (sum(opponents ratings) + 400(wins-losses)) / games

1354 = (9324 + 400 * (1 - 4)) / 6)

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