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: Raj uses the plane washroom pre-take off. He sees a face in the mirror. "This might be a ghost" he thinks.... #GhostPlane— Aziz Ansari (@azizansari) December 8, 2014 Question: which teams are involved in the trade? Answer: wolves and pistons

no