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.

Ex Input:
We had 2 percent of the global market (for advanced batteries) when he (Obama) started. We now have 16 percent, headed to 40 percent by 2015.

Ex Output:
energy

Ex Input:
As a U.S. senator with salary and perks, #Bernie is in the top 1 percent, but still paid only 13 percent in taxes last year.

Ex Output:
income

Ex Input:
Barack Obama said "he's going to attack Pakistan and embrace (Iranian President Mahmoud) Ahmadinejad."

Ex Output:
foreign-policy