Event: Lewisham Club Championship

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Opponent Rating Result
Gabriel Jones 1559 1 - 0
Mehmet Ali 2058 1 - 0
Mike Roberts 2080 0 - 1
Rod Wigbout 1935 0 - 1
performance = (sum(opponents ratings) + 400(wins-losses)) / games

1908 = (7632 + 400 * (2 - 2)) / 4)

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