Event: Darlington RAPIDPLAY

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Opponent Rating Result
Carl Stephens 1570 0 - 1
Carl Stephens 1570 0 - 1
James Garner 1593 0 - 1
James Garner 1593 ½ - ½
Luke Owen 1345 1 - 0
performance = (sum(opponents ratings) + 400(wins-losses)) / games

1374 = (7671 + 400 * (1 - 3)) / 5)

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