Event: Online League Division 2 (Winter 2021)

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Opponent	Rating	Result
Yad Rahman	0	1 - 0(def)
Clive Lawrence	0	1 - 0
Michael C Price	1739	0 - 1
David Housego	1347	1 - 0

performance = (sum(opponents ratings) + 400(wins-losses)) / games

1162 = (3086 + 400 * (2 - 1)) / 3)