Event: League Division Two

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Opponent Rating Result
AJ (Tony) Slinger 170 ½ - ½
Paul Gelder 121 ½ - ½
Zana Aziz 131 1 - 0
performance = (sum(opponents ratings) + 400(wins-losses)) / games

274 = (422 + 400 * (1 - 0)) / 3)

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