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: Photo ID is not required for those who vote by mail.

SOLUTION: elections

PROBLEM: Under President Bush in eight years, we added $4.9 trillion to the debt. Under President Obama, weve added $5.3 trillion to the debt in the 3.5 years hes been in office.

SOLUTION: debt

PROBLEM: China owns about 29 percent of (the U.S.) debt.

SOLUTION:
china