Event: Bedfordshire Individual Championship

Opponent Rating Result
Graham E Borrowdale 2006 ½ - ½
Stephen C Ledger 2116 0 - 1
Sumit Bhalla 1407 1 - 0
Aleksandar Juhasz 1592 0 - 1
Lucian Cox 1670 0 - 1
Michael Page 1467 1 - 0
performance = (sum(opponents ratings) + 400(wins-losses)) / games

1643 = (10258 + 400 * (2 - 3)) / 6)

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