Event: Billingham Synthonia Rapid February 2024

Opponent Rating Result
Michael Smalley 1669 1 - 0
Paul Weightman 1466 1 - 0
Geoffrey Garnett 1339 1 - 0
performance = (sum(opponents ratings) + 400(wins-losses)) / games

1891 = (4474 + 400 * (3 - 0)) / 3)

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