TASK DEFINITION: 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.
PROBLEM: Keystone means unlocking the Canadian tar sands.

SOLUTION: energy

PROBLEM: Says North Carolina Rep. Renee Ellmers was the only Republican to vote against an amendment to prioritize the deportation of sexual criminals who are illegal immigrants.

SOLUTION: congress

PROBLEM: Says Obama called Israel "a constant sore" that infects U.S. foreign policy.

SOLUTION:
israel