Event: Morpeth Xmas Rapidplay

Opponent Rating Result
Andrew Hardy 1434 0 - 1
Charles Greer 1489 1 - 0
Stephen G O'Neill 1534 1 - 0
Martin Seeber 1712 1 - 0
Alan Welsh 1788 0 - 1
Dave L Ramsey 1585 1 - 0
performance = (sum(opponents ratings) + 400(wins-losses)) / games

1724 = (9542 + 400 * (4 - 2)) / 6)

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