TASK DEFINITION: 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.
PROBLEM: "Bill McCollum holds the same position on (embryonic stem cell research) as Barack Obama."

SOLUTION: abortion

PROBLEM: If Congress froze the current spending level and then cut it by 2 percent annually, we could balance the budget in five years.

SOLUTION: deficit

PROBLEM: ISIS camp a few miles from Texas, Mexican authorities confirm.

SOLUTION:
immigration