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: Today I assembled this unit, there certainly are a lot of parts. Although this isn't a particularly difficult piece to assemble, being sober while putting this one together is a good idea. After it was finished I was quite happy with how tight the fabric shelves are and how solid the finished product is.
Output:
4