Event: Norfolk County Chess Championships- Challengers

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Opponent Rating Result
Bharath Klass 1600 ½ - ½
Peter Stone 1335 1 - 0
David E McLean 1697 ½ - ½
Johnny Danger 1552 1 - 0
performance = (sum(opponents ratings) + 400(wins-losses)) / games

1746 = (6184 + 400 * (2 - 0)) / 4)

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