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: Today's press conference - SV: Our pre season testing hasn't been ideal, but there are a lot of races this year. Anything can happen. #AusGP— Red Bull Racing (@redbullracing) March 13, 2014 Question: how long did this take place? Answer: all day

no