Event: 54th Cotswold Major

Opponent Rating Result
Manel Fernando 1694 0 - 1
Krish Keshari 1701 ½ - ½
Ian P Blencowe 1517 0 - 1
Sara Sengenberger 1610 1 - 0
David R Rogers 1711 ½ - ½
John A Williams 1606 0 - 1
performance = (sum(opponents ratings) + 400(wins-losses)) / games

1507 = (9839 + 400 * (1 - 3)) / 6)

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