Event: Division 5

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Opponent Rating Result
Hector Hu 1314 ½ - ½
Max Ridley 1814 1 - 0
Philip Burnett 1387 ½ - ½
James Langridge 1544 1 - 0
performance = (sum(opponents ratings) + 400(wins-losses)) / games

1715 = (6059 + 400 * (2 - 0)) / 4)

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