Event: West of England Counties Online Championship

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Opponent	Rating	Result
Allan J Pleasants	2039	1 - 0
Joseph J Stewart	1200	1 - 0
Jack Rudd	2363	0 - 1
John DM Nunn	2564	0 - 1

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

2042 = (8166 + 400 * (2 - 2)) / 4)