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. 

Ex Input:
It looks pretty, but the contents are very minute and seem to not be of very high quality. There's a plastic cup for the tea that looks like it came from a dollar store. The basket is nice, though.

Ex Output:
3


Ex Input:
One of my kitties is a complete snob when it comes to food and she loves this. Great product to buy.

Ex Output:
5


Ex Input:
Overall the chips were very tastey. My pickey daughter even liked then so that is a real plus for me. Some flavors were better but all did meet my expectations. Try it and see for yourelf, Enjoy.

Ex Output:

4