Event: 4th Cornwall Online Congress

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Opponent Rating Result
Lloyd Retallick 0 0 - 1
Philip May 0 0 - 1
Ian Renshaw 0 0 - 1
Maurice A Richards 1404 0 - 1
Trevor Palmer 1691 1 - 0
performance = (sum(opponents ratings) + 400(wins-losses)) / games

379 = (3095 + 400 * (1 - 4)) / 5)

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