Event: OTB Club Championship

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Opponent	Rating	Result
Shaurya Shivhare	0	1 - 0
Ryan Colclough	1784	0 - 1
Ben Harte	1732	½ - ½
Chenthuran Narasimman	1250	0 - 1
James Walsh	1486	1 - 0
Ivan Hutcheson	1499	½ - ½
Zain Qureshi	1482	0 - 1

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

1262 = (9233 + 400 * (2 - 3)) / 7)