You will be given a definition of a task first, then some input of the task.
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.

Only received one bulb, not two as pictured. Received bulb was damaged, but seems to still get the job done. Didn't realize until too late that I should've received two. No big deal. Great product, love using the balls for massage.
Output:
4