Event: SCCA Division 3

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Opponent Rating Result
Laureano Garcia 1679 ½ - ½
Ken Lunn 1523 ½ - ½
Trevor Wright 1338 1 - 0
Michael E Usher 0 ½ - ½
performance = (sum(opponents ratings) + 400(wins-losses)) / games

1235 = (4540 + 400 * (1 - 0)) / 4)

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