Event: Ivan Gromov Online Schools Chess League

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Opponent Rating Result
Patrick Huh 0 ½ - ½
Balahari Bharat Kumar 1495 0 - 1
Neo Sherchan 1534 0 - 1
Seny D Denisov 1449 0 - 1
performance = (sum(opponents ratings) + 400(wins-losses)) / games

820 = (4478 + 400 * (0 - 3)) / 4)

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