Event: Northamptonshire Silver King League Division 1

Opponent Rating Result
Mark BW Waterfield 1887 ½ - ½
Rajan Ganger 2051 0 - 1
Martin Crichton 1957 ½ - ½
Paul Young 1641 1 - 0
Vanik Singh 1553 ½ - ½
performance = (sum(opponents ratings) + 400(wins-losses)) / games

1818 = (9089 + 400 * (1 - 1)) / 5)

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