Event: Easter 2023 u-1400 rapidplay

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Opponent Rating Result
Raul Parmar 795 1 - 0
Shayan Parmar 1303 1 - 0
Judith Tomy 1222 0 - 1
Louis White 1333 0 - 1
performance = (sum(opponents ratings) + 400(wins-losses)) / games

1163 = (4653 + 400 * (2 - 2)) / 4)

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