Event: IM Brown

Opponent Rating Result
D Michael Denison 164 1 - 0
John M Allan 165 0 - 1
Owen R Robson 149 1 - 0
Zana Aziz 128 1 - 0
Peter J Mulleady 175 0 - 1
Peter Micklethwaite 169 ½ - ½
performance = (sum(opponents ratings) + 400(wins-losses)) / games

225 = (950 + 400 * (3 - 2)) / 6)

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