Event: Hepolite (Rapidplay)

Opponent Rating Result
Peter D Rooney 2080 0 - 1
Peter D Rooney 2080 0 - 1
Richard Zaidman 1454 1 - 0
Richard Zaidman 1454 1 - 0
performance = (sum(opponents ratings) + 400(wins-losses)) / games

1767 = (7068 + 400 * (2 - 2)) / 4)

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