Event: 45 Minute Rapid Play

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Opponent Rating Result
Michael Brant 930 1 - 0
Paul Terry 1747 0 - 1
Gary Winson 1587 1 - 0
Robert J Arthurton 1525 0 - 1
Gerry Lee 1257 1 - 0
performance = (sum(opponents ratings) + 400(wins-losses)) / games

1489 = (7046 + 400 * (3 - 2)) / 5)

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