TASK DEFINITION: You are given a sentence and a question in the input. The information provided in the sentence should be enough to answer the question. You're expected to write the correct answer. Do not use any facts other than those provided in the sentence.
PROBLEM: Sentence: Cowboy was only a cat.
Question: Cowboy was a...?

SOLUTION: Cat.

PROBLEM: Sentence: He filled up on gas that morning and was ready for action.
Question: What happened during the race?

SOLUTION: A racer filled up on gas.

PROBLEM: Sentence: They can learn about things that they don't know much about.
Question: Why do Karen and Michael go to the library?

SOLUTION:
They can learn about things that they don't know much about.