Event: IM Brown

Opponent Rating Result
Zak Farley 144 ½ - ½
Peter Convery 161 0 - 1
Chris Wright 171 1 - 0
Neil Griffiths 131 ½ - ½
Peter Cooper 135 1 - 0
Roger W Jennings 170 ½ - ½
performance = (sum(opponents ratings) + 400(wins-losses)) / games

219 = (912 + 400 * (2 - 1)) / 6)

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