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: On the day of the party, Sammy was taping signs on the walls, Kate was on the phone with the clown and Ben was cooking in the kitchen. 
Question: What was Ben's job before the party?

Yes.