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: First I must say, I have never received anything I ever ordered from Amazon arrive in this condition. The pictures are worth a million words. I’m disappointed.
Example Output: negative

Example Input: Cute little fountain. My bird bath is entirely in the shade and it squirts up 8". If you put it in your bird bath, it will empty it in 30 minutes. Great entertainment.
Example Output: positive

Example Input: I really love this bluetooth headset.I have been using it a lot, especially during my drive to my workplace and on the way back home. It is completely adjustable to fit either ears and works perfectly with my Iphone 7 Plus.Sound quality is great.and very comfortable to hang on ears, and people can hear me clearly. Really a happy purchase. Recommend it, especially for drivers.
Example Output:
positive