Event: The Chess Centre - Rated Friendlies - RP

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Opponent Rating Result
James Kennedy 896 0 - 1
Edward Holmes 470 1 - 0
Matthew Sedlak 511 0 - 1
Finlay Conner 673 0 - 1
Siôn Storey 577 0 - 1
James Pitt 636 1 - 0
Dylan Skayman 886 0 - 1
performance = (sum(opponents ratings) + 400(wins-losses)) / games

493 = (4649 + 400 * (2 - 5)) / 7)

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