Event: Combined Banks and Insurance Chess League 2012-13

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Opponent	Rating	Result
Imran Ahmad	0	1 - 0
Jonathan WR Underwood	0	½ - ½
David J Wilson	0	½ - ½
Fraser A Lees	0	1 - 0
Costas Karayiannis	0	½ - ½
Daniel Lindner	0	0 - 1
Douglas Hogan	0	1 - 0

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

114 = (0 + 400 * (3 - 1)) / 7)