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.

Q: Says Marco Rubio has the worst voting record there is today.

A: candidates-biography
****
Q: On his support for Donald Trump.

A: elections
****
Q: Obama opposed exploring for energy in Alaska.

A:
environment
****