Event: D&DCL Div 1

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Opponent	Rating	Result
Ranjit Nath	1787	½ - ½
Alex Webster	1922	0 - 1
D Martin Howard	1993	0 - 1

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

1634 = (5702 + 400 * (0 - 2)) / 3)