Event: Club Championship 2023

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Opponent Rating Result
David W Fryer 1864 0 - 1
Suriya Velayudham 1540 1 - 0
Thomas W Martin 1667 0 - 1
performance = (sum(opponents ratings) + 400(wins-losses)) / games

1557 = (5071 + 400 * (1 - 2)) / 3)

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