Definition: In this task, you are given a context tweet, a question and corresponding answer of given question. Your task is to classify given passage into two categories: (1) "yes" if the given context is useful in answering the question, and (2) "no" if the given context is not useful.
Input: Context: Congrats to Kate & Will on expecting your first child. The happiest day of your life to look forward to!— richardbranson (@richardbranson) December 3, 2012 Question: how long was david lynch in negotiations? Answer: 1 year 4 months

no