Event: Ivan Gromov Online Schools Chess League

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Opponent	Rating	Result
Hemanth Medapati Gokul	1321	0 - 1
Jakpat Vanichjakvong	1504	0 - 1

performance = (sum(opponents ratings) + 400(wins-losses)) / games

1013 = (2825 + 400 * (0 - 2)) / 2)