Event: Division Three

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Opponent Rating Result
James Lyons 136 0 - 1
Charles Fry 194 ½ - ½
Chris S Rogal 148 ½ - ½
C Andrew J Costeloe 129 1 - 0
performance = (sum(opponents ratings) + 400(wins-losses)) / games

152 = (607 + 400 * (1 - 1)) / 4)

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