Event: Division 4

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Opponent	Rating	Result
Soumil Saha	1568	0 - 1
Chris J Edwards	1679	1 - 0
Charlie Papworth	1730	0 - 1

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

1526 = (4977 + 400 * (1 - 2)) / 3)