Event: 4th Cornwall Spring Major

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Opponent Rating Result
Thorsten Meyer 1813 0 - 1
Ian Renshaw 1535 ½ - ½
Colin Sellwood 1745 0 - 1
Enzo Messika 0 0 - 1
performance = (sum(opponents ratings) + 400(wins-losses)) / games

973 = (5093 + 400 * (0 - 3)) / 4)

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