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.

Example Input: We bought two of these.This product. Does not fit 128 disk. The folders are so tight against the edge once you start filling it. It becomes impossible to out disk in towards the back of the case. Will be looking for somwthing decent.
Example Output: negative

Example 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...!!!
Example Output: positive

Example Input: This is my first choice of only two brands I buy. This is bright, consistently clean, beautifully packed, rarely jams, and it's without lots of embedded bits and flaws. I like the Android print app they make; I get better options for my printer than its manufacturer. And did I mention that the paper rarely jams?
Example Output:
positive