Given the task definition and input, reply with output. 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.

I don't understand why this dog food is not full of reviews. Checkout [] they give this dog food 4 out of 5 stars which beats science diet and purina one which I use to use and diamond natural is less expensive.
Positive