Event: Armstrong Cup

Opponent Rating Result
Dave Jarema 1795 ½ - ½
Peter J Combellack 1380 1 - 0
Ray Garside 1540 0 - 1
Joel Tofield-Brown 1511 1 - 0
Paul AG Dargan 2130 0 - 1
Steve Burnell 1811 ½ - ½
performance = (sum(opponents ratings) + 400(wins-losses)) / games

1695 = (10167 + 400 * (2 - 2)) / 6)

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