Event: Hillingdon Div 2

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Opponent	Rating	Result
George Masefield	0	1 - 0
Brendan Barry	0	1 - 0
James W Holah	0	1 - 0
Asoke K Nandi	1557	0 - 1
S David Wray	1472	0 - 1
Bodhana Sivanandan	1289	0 - 1
Brian E Foster	1631	0 - 1
David Websdale	1480	1 - 0

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

929 = (7429 + 400 * (4 - 4)) / 8)