Event: 2nd Cornwall Autumn Major

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Opponent Rating Result
Percy TP Gill 1742 0 - 1
Michael Hill 1666 0 - 1
Richard Brenton 1574 ½ - ½
James H Galloway 1596 0 - 1
performance = (sum(opponents ratings) + 400(wins-losses)) / games

1345 = (6578 + 400 * (0 - 3)) / 4)

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