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.

Did very little if anything for my Pug's eyesight. I tried to get the actual Lutein content from the company , but was told it was proprietary, so no. I gave it 2 stars only because of the Dr. Mercola's otherwise good rep. Using NaturVet formula now for 2 months, eyesight vastly improved.
Output:
2