Event: Library Rapidplay January

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Opponent Rating Result
Rhys Orton 1232 0 - 1
Zhuoyi Lin 0 ½ - ½
Ajay Selvan 1101 0 - 1
Tejveer Singh 0 1 - 0
Sam Stevenson 1075 0 - 1
performance = (sum(opponents ratings) + 400(wins-losses)) / games

522 = (3408 + 400 * (1 - 3)) / 5)

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