Event: IM Brown

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Opponent	Rating	Result
John M Allan	159	½ - ½
Bryan Hesler	142	1 - 0
Peter Catt	137	0 - 1
Paul May	157	½ - ½
David Harasym	135	0 - 1
Stephen Forbes	115	1 - 0
Andy J Bagley	158	½ - ½
Graham W Matthews	127	1 - 0

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

191 = (1130 + 400 * (3 - 2)) / 8)