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Event: Online League Division 2 (Winter 2021)

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Opponent Rating Result
David Bourne 1359 0 - 1
Teymour Harandi 1668 0 - 1
Ron Foale 1494 1 - 0
Martin Lake 1458 ½ - ½
performance = (sum(opponents ratings) + 400(wins-losses)) / games

1395 = (5979 + 400 * (1 - 2)) / 4)

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