Event: Division 3 Rapidplay Cup

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Opponent Rating Result
Ken Lunn 1490 0 - 1
Ken Lunn 1490 0 - 1
James Waters 1904 0 - 1
James Waters 1904 0 - 1
performance = (sum(opponents ratings) + 400(wins-losses)) / games

1297 = (6788 + 400 * (0 - 4)) / 4)

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