Event: Five Counties Div 2

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Opponent	Rating	Result
Yayin Bajpayee	1096	0 - 1
Abinash Ravithas	1363	0 - 1
Peter Smyth	40	0 - 1
Sridhar Balachandar	0	0 - 1
Martin Ayres	1267	0 - 1
Gabriele Martellotta	1296	0 - 1
Prathik Karthisamy	0	0 - 1

performance = (sum(opponents ratings) + 400(wins-losses)) / games

323 = (5062 + 400 * (0 - 7)) / 7)