In this task, You are given a review of Amazon's food products. Your task is to divide them into two classes: negative or positive, depending on the content of the review.

Ex Input:
WOW...A must for any Chess player. Quality in every way. Buy it for yourself, buy it for a chess player in your family. A chess tournament in a portable case. Look, at the others, read the reviews, then buy the real deal...!!!

Ex Output:
positive


Ex Input:
Great book...really many tasty recipes are there in this book..which keeps you fit and healthy..I like this helpful guide very much..author explained very well..highly recommended

Ex Output:
positive


Ex Input:
Ordered chocolate milk and did not receive it and then I learn that this item is ineligible for return. My child tasted the one I received - hates it. So I am stuck with $30 worth of Milk that I didn’t order.

Ex Output:

negative