Event: IM Brown Shield

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Opponent Rating Result
Lee P Kay 2067 0 - 1
Steve J Mann 1993 0 - 1
Peter Shaw 2083 0 - 1
Paul May 1899 ½ - ½
Maksym Kryshtafor 1875 ½ - ½
performance = (sum(opponents ratings) + 400(wins-losses)) / games

1743 = (9917 + 400 * (0 - 3)) / 5)

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