Definition: You are given a sentence and a question in the input. If the information provided in the sentence is enough to answer the question, label "Yes", otherwise label "No". Do not use any facts other than those provided in the sentence while labeling "Yes" or "No". There are only two types of valid responses: Yes and No.
Input: Sentence: Emma was thankful, but it was only a turkey sandwich with lettuce on it. 
Question: Why did Emma add the tomato to her sandwich when her mom was not in the room?

Yes.