Event: New England Club Championship 1

Opponent Rating Result
Paul Spencer 1766 0 - 1
Dak Dhokia 1350 ½ - ½
Steve Walker 1400 0 - 1
Peter N Walker 1923
performance = (sum(opponents ratings) + 400(wins-losses)) / games

1239 = (4516 + 400 * (0 - 2)) / 3)

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