Event: NCCA League Division 3

Opponent Rating Result
Graham R Jones 1532 0 - 1
Benjie Perry 1500 ½ - ½
David B Elsey 1341 ½ - ½
performance = (sum(opponents ratings) + 400(wins-losses)) / games

1324 = (4373 + 400 * (0 - 1)) / 3)

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