Event: Rapid League

Opponent Rating Result
David J Varghese 1409 1 - 0
David J Varghese 1409 ½ - ½
Tony Wu 1700 1 - 0
Tony Wu 1700
performance = (sum(opponents ratings) + 400(wins-losses)) / games

1773 = (4518 + 400 * (2 - 0)) / 3)

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