In this task, you are given a text from tweets and a boolean question whether this tweet has positive sentiment or negative sentiment. Your task is to generate answer "yes" when the tweet has that particular sentiment, otherwise generate answer "no".
--------
Question: Tweet: Thinking about reviewing the cracking drupal book. Need to get a copy first but my CC is over its limit  Question: is it a positive tweet?

Answer: no


Question: Tweet: @Sampalm  yes that's true  omg why u wake up so early everyday  here it's 2:42pm and  i woke up at 12 pm  Question: is it a negative tweet?

Answer: no


Question: Tweet: snitter does not work properly and i don't know why  Question: is it a negative tweet?

Answer:
yes