Event: Essex Summer Rapid Plate

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Opponent Rating Result
Malcolm P Kingsley 1781 0 - 1
Malcolm P Kingsley 1781 ½ - ½
Paul L Williamson 1857 0 - 1
Paul L Williamson 1857 0 - 1
performance = (sum(opponents ratings) + 400(wins-losses)) / games

1519 = (7276 + 400 * (0 - 3)) / 4)

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