Event: Hillingdon Div 1

Opponent Rating Result
Martin Smith 2194 ½ - ½
Miroslaw Walkusz 2041 1 - 0
Greg J Breed 1913 0 - 1
Gagan Bablu 1975 1 - 0
Eldar Gasanov 2527 0 - 1
performance = (sum(opponents ratings) + 400(wins-losses)) / games

2130 = (10650 + 400 * (2 - 2)) / 5)

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