Event: Division Five

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Opponent Rating Result
John Wassell 1296 0 - 1
Peter J Hughes 1445 ½ - ½
Gary Haycock 1283 0 - 1
Andy Tipper 1328 0 - 1
performance = (sum(opponents ratings) + 400(wins-losses)) / games

1038 = (5352 + 400 * (0 - 3)) / 4)

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