Demonstration, Part 4

Demonstration, Part 4

N
W   E
 
S
K 8 6 5
A 9 7 3
Q 8 5
6 5

Dealer:

West

W N E S
1 1 ?

Try again.

Double.

We must leverage opponents' bidding whenever we can. Here we should double to show both 4-card majors in one bid.