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: Says Sen. Sherrod Brown voted to block American energy production and increase energy taxes.

SOLUTION: energy

PROBLEM: Says she does the jobs of state auditor, secretary of state and lieutenant governor for less than the price of one of them in Washington state.

SOLUTION: government-efficiency

PROBLEM: Says Lloyd Doggett voted for the health care, stimulus and cap-and-trade bills.

SOLUTION:
cap-and-trade