Event: Division 2

Opponent Rating Result
Mark R A Murrell 1857 ½ - ½
Martin van Tol 1730 ½ - ½
Sergey Pereslavtsev 1726 ½ - ½
performance = (sum(opponents ratings) + 400(wins-losses)) / games

1771 = (5313 + 400 * (0 - 0)) / 3)

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