Event: Division 1 Rapidplay Cup

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Opponent Rating Result
Laurence Rigley 1700 1 - 0
Laurence Rigley 1700 1 - 0
Philip J Hutchings 1910 0 - 1
Philip J Hutchings 1910 1 - 0
performance = (sum(opponents ratings) + 400(wins-losses)) / games

2005 = (7220 + 400 * (3 - 1)) / 4)

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