Event: Parkinson

Opponent Rating Result
Keith Marsh 127 ½ - ½
Kevin Winter 144 0 - 1
Henri Pascal 122 1 - 0
Karim Khan 145 ½ - ½
Ludi Simpson 167 ½ - ½
performance = (sum(opponents ratings) + 400(wins-losses)) / games

141 = (705 + 400 * (1 - 1)) / 5)

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