Event: Division 1

Opponent Rating Result
Mark R Le-Vine 2083 1 - 0
Benjamin U Phillips 1886 ½ - ½
Robert L Jones 1687 1 - 0
performance = (sum(opponents ratings) + 400(wins-losses)) / games

2152 = (5656 + 400 * (2 - 0)) / 3)

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