As West, at favorable vulnerability, you hold:
RHO deals and opens 1. And you?
LHO's 2 is raised to 4 and it is your lead...
The first trick goes as shown below.
What do you play to trick 2?
Everyone follows to the heart (declarer wins dummy's 8). Next comes a diamond as shown:
These are the remaining cards when you play the second round of trump.
The result will be?