Event: SCCA Division 3 Rapidplay Cup

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Opponent Rating Result
Mark Webb 1400 0 - 1
Mark Webb 1400 ½ - ½
Adrian Sanderson 1506 0 - 1
Adrian Sanderson 1506 0 - 1
performance = (sum(opponents ratings) + 400(wins-losses)) / games

1153 = (5812 + 400 * (0 - 3)) / 4)

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