Event: Division 1

Opponent Rating Result
Nathan Barnes 1840 ½ - ½
Paul A Savin 1849 1 - 0
Rasike Attanayake 1715 1 - 0
performance = (sum(opponents ratings) + 400(wins-losses)) / games

2068 = (5404 + 400 * (2 - 0)) / 3)

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