Event: 53rd Cotswold Open

Opponent Rating Result
Edward P Small 1840 1 - 0
Yichen Han 2500 0 - 1
John Jenkins 1980 ½ - ½
Matthew Timbrell 1825 1 - 0
Stephen J Homer 2030 1 - 0
Michael J Ashworth 2142 ½ - ½
performance = (sum(opponents ratings) + 400(wins-losses)) / games

2186 = (12317 + 400 * (3 - 1)) / 6)

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