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 Q]: Says that Romney touted the Massachusetts health plan for the nation in his hardcover book but then deleted it for the paperback edition.
[EX A]: health-care

[EX Q]: Part of the increase in the cost (of higher education) has been because state support has dropped. We now spend, under Governor Walker, more on corrections than we do on higher education.
[EX A]: criminal-justice

[EX Q]: It has been estimated that nearly 40 percent of all guns sold in America are sold by private, unlicensed sellers either online or through gun shows.
[EX A]:
guns