Event: TCL Division 4

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Opponent Rating Result
Alan F Webster 70 0 - 1
Bradley Holland 50 1 - 0
Ken Ashby 99 1 - 0
E Alan Crickmore 101 ½ - ½
performance = (sum(opponents ratings) + 400(wins-losses)) / games

180 = (320 + 400 * (2 - 1)) / 4)

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