Event: CLCC Individual Open

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Opponent	Rating	Result
Karol Grzybowski	1803	1 - 0
Joe Hirst	1930	1 - 0(def)
David P Kent	1803	1 - 0(def)
Samuel A Parry	1983	½ - ½
William G Armstrong	1754	½ - ½
Philip N Birks	1722	½ - ½
Jacob Connor Boswell	2185	0 - 1
Simon R Edwards	1992	0 - 1

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

1840 = (11439 + 400 * (1 - 2)) / 6)