Event: Jim Barrington Trophy

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Opponent Rating Result
Rob Stevens 1100 1 - 0
performance = (sum(opponents ratings) + 400(wins-losses)) / games

1500 = (1100 + 400 * (1 - 0)) / 1)

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Opponent Rating Result
Jon A Asbury 1572 0 - 1
performance = (sum(opponents ratings) + 400(wins-losses)) / games

1172 = (1572 + 400 * (0 - 1)) / 1)