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: I liked this book a good deal. Takes a few pages to get into, but the story progresses nicely and I do like the universe and the characters. I recommend it.
Example Output: 4

Example Input: I like this bag. Good quality, nice color. Looks the same as on the pic. We didn't travel a lot but sometimes it happens :) it has a lot of packets, what is great. I like it.
Example Output: 5

Example Input: I've tried other Omega 3s in the past and they usually irritate my stomach. I've used about 3 bottles of these and they're great. * The taste is not too fishy * Helps out with joints and eyes * Prevents arthritis
Example Output:
5