Event: West of England Counties Online Championship

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Opponent	Rating	Result
Neville N Senior	1200	½ - ½
Josiah Haynes	2104	0 - 1
Richard W Ursell	1200	1 - 0

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

1501 = (4504 + 400 * (1 - 1)) / 3)