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: #8501qs why can't in-flight cock pit recorders be recorded real time electronically for instant answers?— david ogle (@dacogle) December 28, 2014 Question: what kind of spirit is leslie? Answer: american

no