Event: 6th Somerset New Year Major

Opponent Rating Result
Robert C Stern 1980 ½ - ½
Peter J Kirby 2028 1 - 0
Pengxiao Zhu 1892 0 - 1
H William Ingham 1873 0 - 1
Edward P Small 1819 ½ - ½
performance = (sum(opponents ratings) + 400(wins-losses)) / games

1838 = (9592 + 400 * (1 - 2)) / 5)

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