Event: David Hodgson Trophy

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Opponent Rating Result
Martin G Smith 1998 0 - 1
Martin G Smith 2013 1 - 0
Martin G Smith 2013 1 - 0
Martin G Smith 1998 1 - 0
performance = (sum(opponents ratings) + 400(wins-losses)) / games

2206 = (8022 + 400 * (3 - 1)) / 4)

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