Event: Combined Banks and Insurance Chess League 2005-06

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Opponent	Rating	Result
James H Aldred	0	1 - 0
Jaap Spreeuw	0	0 - 1
David M Moskovic	0	1 - 0
Rohan M Churm	0	½ - ½
Daniel Lindner	0	½ - ½

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

80 = (0 + 400 * (2 - 1)) / 5)