Negative Doubles

Board 7
South Deals
Both Vul
7 6
9 5
K Q 8 3
Q 10 9 3 2
A K J 5 4
K 6 4 2
6 2
8 5
N
WE
S
Q 10 9 3 2
J 10
J 10 9 5
A 7
8
A Q 8 7 3
A 7 4
K J 6 4
WestNorthEastSouth
   11
12Dbl323
All pass   
  1. S opens 1
  2. W overcalls 1
  3. As both majors have been called, the X by N is for both minors.
3 by South