Event: Combined Banks and Insurance Chess League 2010-11

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Opponent Rating Result
Stephen C Ledger 0 ½ - ½
Brendan Keenan 0 ½ - ½
Kevin P Millward 0 1 - 0
Brian J Valentine 0 ½ - ½
Tomos Nitz 0 1 - 0
performance = (sum(opponents ratings) + 400(wins-losses)) / games

160 = (0 + 400 * (2 - 0)) / 5)

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