Event: Combined Banks and Insurance Chess League 2012-13

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Opponent Rating Result
Martin Cheung 0 ½ - ½
Quintin Stephenson 0 ½ - ½
Perry Siriyatorn 0 ½ - ½
Anthony GC Paish 0 1 - 0
Mark R Thompson 0 ½ - ½
performance = (sum(opponents ratings) + 400(wins-losses)) / games

80 = (0 + 400 * (1 - 0)) / 5)

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