Event: ECF Online RapidPlay Results 23/10/20

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Opponent Rating Result
Marciel T Flores 0 0 - 1
Davaa Otgonbayer 0 0 - 1
David Stuttard 1555 0 - 1
Damian Banks 0 1 - 0
performance = (sum(opponents ratings) + 400(wins-losses)) / games

189 = (1555 + 400 * (1 - 3)) / 4)

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