Event: Rapidplay Handicap Cup

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Opponent Rating Result
Peter E Jowett 172 1 - 0
Peter E Jowett 172 ½ - ½
Simon N Rogers 139 1 - 0
Simon N Rogers 139 1 - 0
performance = (sum(opponents ratings) + 400(wins-losses)) / games

456 = (622 + 400 * (3 - 0)) / 4)

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