Event: NSDCA MMS Division 1

Opponent Rating Result
Simon R Edwards 1992 0 - 1
Samuel A Parry 1983 ½ - ½
Malcolm A Roberts 1668 0 - 1
performance = (sum(opponents ratings) + 400(wins-losses)) / games

1614 = (5643 + 400 * (0 - 2)) / 3)

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