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.

Example Input: Only lasted a month before refusing to reconnect even after resetting. The instructions and set up website have poor grammar; I think this is a cheap Chinese knockoff-esque type of product.
Example Output: 1

Example Input: Didn't get a thorn poking through, but the valve stem is made very weak - it cracked off where it attaches to the tube in less than 6 months of use. I will not buy this brand again.
Example Output: 1

Example Input: This backpack isnt comfortable at all, the amount of friction leaves a painful burning feeling on the inner front side of your shoulders and the straps are obnoxiously huge and get in the way thay you cant even move properly.
Example Output:
2