Event: TCL Rapidplay

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Opponent	Rating	Result
Trefor F Thynne	161	0 - 1
Steven J Levy	175	½ - ½
Andrew S Kinder	158	0 - 1
Robert G Wilby	149	1 - 0
Trefor F Thynne	161	0 - 1
Steven J Levy	175	1 - 0
Andrew S Kinder	158	½ - ½
Robert G Wilby	149	1 - 0

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

161 = (1286 + 400 * (3 - 3)) / 8)