Event: Two East

Opponent Rating Result
B Peter A Andrews 1998 ½ - ½
Mark R A Murrell 1861 0 - 1
John S Walton 1833 0 - 1
Bjorn Thelander 1700 1 - 0
Hugh F Fenwick 1855 ½ - ½
performance = (sum(opponents ratings) + 400(wins-losses)) / games

1769 = (9247 + 400 * (1 - 2)) / 5)

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