Event: TCL Division A

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Opponent Rating Result
Alan W Brusey 2032 0 - 1
Alan W Brusey 2043 0 - 1
Martin Goldschmidt 2013 ½ - ½
H William Ingham 1852 0 - 1
performance = (sum(opponents ratings) + 400(wins-losses)) / games

1685 = (7940 + 400 * (0 - 3)) / 4)

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