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.
Q: I bought this mattress in October. I rotate it monthly to ensure it wears evenly. It's now March of the next year, so approximately 6 months later. It's terrible. It sinks in and I can feel the bed that holding it. It didn't do that to begin with. I would give it less than 1 star if I could because even the product description says something about it lasting for years. It's only be 6 months. Garbage.
A:
1