Definition: 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.
Input: Purchased as a food supplement for its proven anti-inflammatory and possible anti-cancer properties. Sufficient medical tests and evidence exists for the anti-inflammation benefits, but the anti-cancer effects are based upon studies by M D Anderson Cancer Center and appear encouraging. This product appears well-packaged and the ingredient analysis meets the guidelines for purity and potency as well as the bioperine black pepper to induce absorption.
Output:
positive