Event: NCCA League Division 2

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Opponent Rating Result
Thomas Annison 1552 ½ - ½
Chris Flynn 1560 0 - 1
Rupert P Martin 1529 1 - 0
performance = (sum(opponents ratings) + 400(wins-losses)) / games

1547 = (4641 + 400 * (1 - 1)) / 3)

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