Event: Streatham Library Rapid 2023

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Opponent Rating Result
Andrea Quattrone 0 ½ - ½
Edward Mospan 0 1 - 0
Martin G Smith 0 0 - 1
Julian D Llewellyn 0 0 - 1
Rock Yu 0 0 - 1
performance = (sum(opponents ratings) + 400(wins-losses)) / games

-160 = (0 + 400 * (1 - 3)) / 5)

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