In this task, you are given a statement spoken by a politician in natural language. Your task is to generate the subject of the discussion for the given statement. The subject generated is not necessarily a part of the given input. Your answer should contain one or more words.

Q: Keystone means unlocking the Canadian tar sands.

A: energy
****
Q: Says using E-Verify is a fair amount of cost, about $20 per person that does not match.

A: immigration
****
Q: Alaska Sens. Lisa Murkowski and Mark Begich vote as much as 80 percent of the time together.

A:
bipartisanship
****