Teacher: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.
Teacher: Now, understand the problem? Solve this instance: Context: Missing, now rescued, sailor Louis Jordan walks into Sentara Norfolk. Missing more than 60 days off coast. @WAVY_News Liz Palka (@lizpalka) April 2, 2015 Question: how many days was louis jordan missing? Answer: more than 60
Student:
yes