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Event: Sheffield Chess Centre Open

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Opponent Rating Result
Michael Hughes 1882 1 - 0
Andrew J Ledger 2431 0 - 1
David Wells 1848 0 - 1
Shriaansh Ganti 1784 0 - 1
performance = (sum(opponents ratings) + 400(wins-losses)) / games

1786 = (7945 + 400 * (1 - 3)) / 4)

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