A REAL TEST

by Terence Reese and Nikos Sarantakos, ("webbing" by Gord Murray)
All the problems in this series are from actual play at a high level
At IMPs, as South, in first seat, you hold, None Vulnerable:

The bidding proceeded:
South	West	North	East	
2*	3	4	6
???
*Game Forcing
Now what? Pass? Double? 6?
The Result!