Event: Ringwood Rapidplay Open

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Opponent	Rating	Result
John P Weatherlake	2043	1 - 0
Michael FG Duggan	2172	½ - ½
Allan J Pleasants	2115	½ - ½
Grzegorz S Sawicki	2000	1 - 0
Jane Richmond	2054	½ - ½
James Connor C Forster	2076	½ - ½

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

2210 = (12460 + 400 * (2 - 0)) / 6)