Event: MCA Division 2

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Opponent	Rating	Result
Rick Purcell	1653	½ - ½
Marek Korsinskij	1758	0 - 1
Sean Kane	1600	0 - 1
Natasha May	1390	1 - 0
Rick Purcell	1653	½ - ½
Fred Lang	1293	0 - 1
Jon Woolf	0	1 - 0
Natasha May	1390	1 - 0

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

1342 = (10737 + 400 * (3 - 3)) / 8)