Event: Combined Banks and Insurance Chess League 2010-11

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Opponent	Rating	Result
Douglas Hogan	0	1 - 0
David M Moskovic	0	0 - 1
Rohan M Churm	0	1 - 0
Manuel Maleki	0	0 - 1
Julian T Farrand	0	½ - ½

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

0 = (0 + 400 * (2 - 2)) / 5)