Event: SCL Div 3

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Opponent	Rating	Result
Thomas Dickson	0	1 - 0
Robin Atkins	0	0 - 1
Graham Stuart	0	½ - ½
Robin Atkins	0	1 - 0
David Lambton	0	½ - ½
Graham J Hymas	0	½ - ½
Richard J Meredith	0	1 - 0
Robert Halse	0	½ - ½

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

100 = (0 + 400 * (3 - 1)) / 8)