Event: Steele Cup

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Opponent Rating Result
Jimmy Phillips 1499 ½ - ½
Andy Flood 1594 0 - 1
Graeme Boxall 1422 ½ - ½
Andy Flood 1594 0 - 1
David Erwee 1473 1 - 0
performance = (sum(opponents ratings) + 400(wins-losses)) / games

1436 = (7582 + 400 * (1 - 2)) / 5)

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