Event: Internal Championship Online

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Opponent	Rating	Result
Eric Beazley	0	1 - 0
Eric Beazley	0	1 - 0
Praneeth Bommi	1318	1 - 0

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

839 = (1318 + 400 * (3 - 0)) / 3)