Event: Five Counties Div 2

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Opponent	Rating	Result
Peter Smyth	40	1 - 0
Nicolas Holland	1103	1 - 0
Vasylyna Vitvitska	1364	0 - 1
Sridhar Balachandar	0	0 - 1
Gabriele Martellotta	1332	1 - 0
Eric Beazley	0	1 - 0
Jeshan Jebananthan	1275	0 - 1
George Rosenthal	1108	1 - 0

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

878 = (6222 + 400 * (5 - 3)) / 8)