input:  Now, answer this question: Title: Excellent laptop Review: I have this laptop for 4 month till now. Didn't have a problem till now.It is great laptop.The screen is very good, the sound quality is excellentThe wireless network card is powerfull.But you have to add 1 GB of RAM.I recommend this laptop for you. Is this product review negative?
A:
output: No

input:  Now, answer this question: Title: Science?? Review: This is a fun, well laid out book, but in the intro., astrology is referred to as a science! Please! Let young people have fun with astrology, but don't tell them it's science! Is this product review negative?
A:
output: Yes

input:  Now, answer this question: Title: Brilliant!! Review: I love Bocelli's singing. His voice has such range and passion, and he's really in top form here. But what I really love are his instrumental numbers included here. Don't miss! Is this product review negative?
A:
output: