In this task, you're given a review from Amazon's food products. 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 or mixed, 4: good, 5: extremely good.

[Q]: This is a great product, we have made custard with it for years and it always makes great custard. We will purchase this product again. Amazon does a great job of getting us our purchases fast and without damage.
[A]: 5

[Q]: These are decent, but if you want a realllly good salt and vinegar chip, try Boulder's Salt and Malt Vinegar chips. THOSE are awesome.
[A]: 3

[Q]: I bought these for my son to take to work for lunch. Apparently his co-workers found the smell so offensive they asked him not to eat it at work again. Maybe it was a bad batch...
[A]:
1