Event: Five Counties Div 1

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Opponent	Rating	Result
Gabriele Martellotta	1320	1 - 0
Joseph Tran	0	1 - 0
Richard H Symonds	1990	0 - 1
Yashasvini Sreeram	1477	1 - 0
Gesneria C Cepoi	0	1 - 0
Brian Moore	1793	1 - 0
Liam Penny	0	0 - 1
James Holyhead	1516	1 - 0
Paul Cox	1798	0 - 1

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

1233 = (9894 + 400 * (6 - 3)) / 9)