In this task, you're given a review from Amazon's food products. 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 or mixed, 4: good, 5: extremely good. 

Example Input: The taste is great but most of the crackers are broken.  I am maybe getting 12 whole crackers per box.  The first time I ordered these there were several broken but this time there are more broken than whole.
Example Output: 3

Example Input: Love these snacks...great for a quick fix as well as a snack that doen't add the huge calories or fat that concerns many! Great taste as well as consistency!
Example Output: 5

Example Input: I did not care for this product at all, I thought it was the same tea my sisters and I use to drink when we were in elementary school. I found out the tea we use to drink actually came from the root of a particular type of tree.
Example Output:
2