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.

Example Input: Gas prices have doubled because Obama opposed exploring for energy in Alaska. He gave millions of tax dollars to Solyndra, which then went bankrupt. And he blocked the Keystone pipeline. So we will all pay more at the pump.
Example Output: climate-change

Example Input: A congressional laundry closed due to the partial government shutdown.
Example Output: debt

Example Input: Says Gov. Rick Perry failed to involve border sheriffs in developing plans to prevent violence in their communities.
Example Output:
immigration