Event: Online League Season 3, Division 1

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Opponent	Rating	Result
Steve J Gibbs	0	1 - 0
Craig Chatterton	1647	0 - 1
W (Bill) Ward	1752	½ - ½
Rosie Irwin	1057	1 - 0(def)
Ian Barker	1502	½ - ½
Anthony Perry	1588	1 - 0
Henry Withington	158	½ - ½

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

1175 = (6647 + 400 * (2 - 1)) / 6)