Event: David Hodgson Trophy

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Opponent Rating Result
Nicholas L Edwards 1691 ½ - ½
Brendan Keenan 1900 0 - 1
Brendan Keenan 1900 1 - 0
Nicholas L Edwards 1691 0 - 1
performance = (sum(opponents ratings) + 400(wins-losses)) / games

1696 = (7182 + 400 * (1 - 2)) / 4)

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