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".

Q: Tweet: @GillyLiz thanks so much   LLx Question: is it a positive tweet?

A: yes
****
Q: Tweet: Stupid dundee busses! 8mins late!! And over priced! I miss edinburgh  #fb Question: is it a negative tweet?

A: yes
****
Q: Tweet: Salad was obviously the first order of business after that pick up   Question: is it a negative tweet?

A:
no
****