As South, Vulnerable against not, you hold:
K2
K105
KQJ1098
AQ
RHO deals and opens 3 as shown below.
What is your call?
Pass
Double
3NT
4
5
Other
Your 3NT buys the contract. Note partner's pass (unless you have an exceptional reason, it is best to leave partner's 3NT overcalls of preempts alone).
Counting 1 heart trick, how many top tricks do you have and how will you get more?
9 and work on spades or diamonds.
5 and work on spades.
5 and work on diamonds.
Other
Dummy plays low and East plays the jack as shown.
And you...
Win the K and run clubs.
Win the K and play spades.
Win the K and play diamonds.
Let East's J win.
So, East wins the first trick. No matter what he does, what will you do when you next gain the lead?
Run the clubs, then play diamonds.
Run the clubs, then play spades.
Play diamonds.
Play spades.