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: The most important thing that Santa has to do for the reindeer is to make sure they have their coffee on Christmas Eve. 
Question: What is the most important thing Santa Claus has to do and why?

Yes.