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.

Input: Consider Input: Sentence: Greg, Peter, and Lucy walked to the park together.
Question: How did Greg's mother know that something had happened to him?

Output: Greg's Mom knew that something happened to him because Peter and Lucy who were with Greg could tell her.

Input: Consider Input: Sentence: He sat in the house, a little excited, eating an apple and waiting until it was time to leave the house.
Question: What did John eat before leaving for school in the morning?

Output: Apple.

Input: Consider Input: Sentence: Unlike the black, white and orange cats in his neighborhood, Eddy was a gray cat.
Question: What color was Eddy?
Output: Gray.