Event: Division 3

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Opponent	Rating	Result
Kipp Freud	1765	0 - 1
James Picton	1598	0 - 1
Barry Raynes	1660	1 - 0

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

1541 = (5023 + 400 * (1 - 2)) / 3)