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: new ps4 It seems like the Playstation 4 release date has varied from 2010, 2011, and 2014. not been anouced yet  Question: is it a negative tweet?

Answer: yes


Question: Tweet: @MattyTuck I'll always love it.  People are quick to write it off but it still makes me laugh harder than most.   Question: is it a negative tweet?

Answer: no


Question: Tweet: Dark Knight stiil good after the 5th time.  Question: is it a positive tweet?

Answer:
yes