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: A close family friend has an autistic boy and this was an anonymous letter slipped under her door. This is real. Lennon and Maisy (@lennonandmaisy) August 19, 2013 Question: what was the name of the photographer? Answer: john stillwell.

no