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: We saw the president of the United States engage American troops in a fourth conflict in a foreign land. This is historic.

A: history
****
Q: We spend $18 billion a year on making sure that the federal government has immigrant enforcement agents. Thats more than DEA and the ATF and the FBI and all the other enforcement (agencies) combined.

A: federal-budget
****
Q: Says Americans invented Pong, Space Invaders and the iPhone.

A:
economy
****