Event: Club rapidplay (16 December)

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Opponent Rating Result
Sahaj Singh 785 0 - 1
Adi Gajjar 477 ½ - ½
Marie Chan 462 1 - 0
performance = (sum(opponents ratings) + 400(wins-losses)) / games

575 = (1724 + 400 * (1 - 1)) / 3)

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