Event: OTB Club Championship

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Opponent	Rating	Result
Ivan Hutcheson	1490	0 - 1
Zoe Veselow	1688	½ - ½
Joseph Rosenberg	1548	1 - 0
Ian D Hunnable	1913	0 - 1
Nigel White	1418	1 - 0
Krishna Raikundalia	1542	½ - ½
Cormac P Stamper	0	1 - 0

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

1428 = (9599 + 400 * (3 - 2)) / 7)