Event: TCL Premier Division

Opponent Rating Result
John KF Stephens 193 0 - 1
David J Archer 167 1 - 0
Stephen J Homer 183 ½ - ½
Andrew S Kinder 151 1 - 0
performance = (sum(opponents ratings) + 400(wins-losses)) / games

274 = (694 + 400 * (2 - 1)) / 4)

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