Event: Online League Season 3, Division 3

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Opponent	Rating	Result
Michael P Freund	1699	0 - 1
David Burn	0	0 - 1
Mark Kirkham	1497	½ - ½
David Burn	0	0 - 1
Brian Lever	0	0 - 1
Neil Cameron	0	1 - 0
Howard Cooper	1222	1 - 0
Erwin Wieringa	0	1 - 0

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

502 = (4418 + 400 * (3 - 4)) / 8)