Event: 6600 max Rapid-play

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Opponent	Rating	Result
Waleed Tahir	1735	½ - ½
Robert Marks	1635	0 - 1
Matthew Allen	1627	½ - ½
Christopher J Evans	1673	0 - 1
Waleed Tahir	1735	0 - 1
Robert Marks	1635	½ - ½
Matthew Allen	1627	0 - 1
Christopher J Evans	1673	½ - ½

performance = (sum(opponents ratings) + 400(wins-losses)) / games

1468 = (13340 + 400 * (0 - 4)) / 8)