Event: Jim Barrington Trophy

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Opponent Rating Result
Dalmar Guleid 1400 1 - 0
Ross J Evans 1503 1 - 0
Roland Robson 1434 1 - 0
performance = (sum(opponents ratings) + 400(wins-losses)) / games

1846 = (4337 + 400 * (3 - 0)) / 3)

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