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: When his best friend Stacey asked him where he had been, Fred lied and said that he had only gone for a swim.
Question: What was the name of Fred's best friend?

Output: Stacey.

Input: Consider Input: Sentence: So he went to the store and bought a sandwich.
Question: What did Bob buy at the store?

Output: Bob bought a sandwich at the store.

Input: Consider Input: Sentence: Sometimes, Bob would even sing to keep the cattle calm.
Question: What animals did Bob protect?
Output: the cattle.