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.

Best dog food i have ever used, and i have used quite a few. My dogs love it, they just pick if I try to give them any of the other food I still had, won't eat any other food unless it is mixed with this.
Output:
5