Event: MCA Division 4

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Opponent Rating Result
Martin K Cockerill 1395 1 - 0
Kevin Zheng 1300 ½ - ½
Andrei Tamboi 0 0 - 1
Rob Haseman 1432 0 - 1
performance = (sum(opponents ratings) + 400(wins-losses)) / games

932 = (4127 + 400 * (1 - 2)) / 4)

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