Event: Division Three

Opponent Rating Result
Sam Hughes 1605 1 - 0
Jim A Gillespie 1527 1 - 0
Paul J Evans 1654 ½ - ½
Mike Peers 1426 1 - 0
performance = (sum(opponents ratings) + 400(wins-losses)) / games

1853 = (6212 + 400 * (3 - 0)) / 4)

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