Event: Bedfordshire Individual Championship

Opponent Rating Result
Adrian MS Matthews 1830 0 - 1
David Webber 1562 ½ - ½
Nigel Collins 0 ½ - ½
Dominic Watson 1804 0 - 1
Ramsey Dairi 1540 0 - 1
Mahmoud Dairi 1302 0 - 1
performance = (sum(opponents ratings) + 400(wins-losses)) / games

1073 = (8038 + 400 * (0 - 4)) / 6)

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