Event: Combined Banks and Insurance Chess League 1999-00

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Opponent	Rating	Result
Robert K Thomas	0	1 - 0
Martin C Page	0	½ - ½
Michael Winrow	0	½ - ½
David A Tidmarsh	0	1 - 0
Brendan Keenan	0	½ - ½

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

160 = (0 + 400 * (2 - 0)) / 5)