Event: 7400 max

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Opponent Rating Result
David Thomson 1945 0 - 1
Alex D Pready 1788 ½ - ½
David Thomson 1945 ½ - ½
performance = (sum(opponents ratings) + 400(wins-losses)) / games

1759 = (5678 + 400 * (0 - 1)) / 3)

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