Event: OTB Club Championship

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Opponent Rating Result
David Harrison 1500 1 - 0
Dominic Czarnuch 1195 0 - 1
Kyriacos Kyriacou 1578 0 - 1
Paul Gilberg 1732 0 - 1
performance = (sum(opponents ratings) + 400(wins-losses)) / games

1301 = (6005 + 400 * (1 - 3)) / 4)

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