Event: Division 3

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Opponent Rating Result
Simon Marsden 1557 1 - 0
Dale Stevenson 1531 0 - 1
Alan Raybould 1300 1 - 0
Daniel Finch 1598 0 - 1
Mark Webb 1413 ½ - ½
performance = (sum(opponents ratings) + 400(wins-losses)) / games

1480 = (7399 + 400 * (2 - 2)) / 5)

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