Event: Northamptonshire Silver King League Division 2

Opponent Rating Result
Vanik Singh 1505 ½ - ½
Ian Revitt 1386 1 - 0
Conor Hackett 1753 1 - 0
Antonio Mura 1748 ½ - ½
Richard N Ellis 1690 1 - 0
Conor Hackett 1760 1 - 0
performance = (sum(opponents ratings) + 400(wins-losses)) / games

1907 = (9842 + 400 * (4 - 0)) / 6)

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