Event: League Division Three

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Opponent Rating Result
Will Sample 0 0 - 1
Clive Blackburn 0 ½ - ½
Vassily M Sagyaman 1525 ½ - ½
Jiri Stepan 1346 0 - 1
performance = (sum(opponents ratings) + 400(wins-losses)) / games

518 = (2871 + 400 * (0 - 2)) / 4)

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Opponent Rating Result
Arthur Newns 0 1 - 0
performance = (sum(opponents ratings) + 400(wins-losses)) / games

400 = (0 + 400 * (1 - 0)) / 1)