Definition: In this task, you're given a review from Amazon. Your task is to generate a rating for the product on a scale of 1-5 based on the review. The rating means 1: extremely poor, 2: poor, 3: neutral, 4: good, 5: extremely good.
Input: Tried these for my Papillon's severe allergies. They smelled, looked, and tasted OK per my dog. Just did not help the scratching, licking and biting of her skin. Contacted the company and they agreed to refund my purchase price with no questions asked.
Output:
2