Event: West of England Counties Online Championship

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Opponent	Rating	Result
Edward Blanden	1712	1 - 0
Gary Trudeau	1842	1 - 0
Steven Martin	1955	1 - 0

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

2236 = (5509 + 400 * (3 - 0)) / 3)