In this task, You are given a review of Amazon's food products. Your task is to divide them into two classes: negative or positive, depending on the content of the review.

Q: flexible microwave lids in graduated sizes that fit inside one another through the central button handle - work well, excellent price. Anticipate they will be durable.

A: positive
****
Q: We generally like Aden and Anais products, but this fitted sheet doesn't seem so fitted. I'm actually concerned it's so loose that's its unsafe. Defective or are they all like this?

A: negative
****
Q: man this battery is good ...very good i would recommend it .. am a heavy user too !!!!! i run my sell phone repair business off my v20 ...f$%^in love it

A:
positive
****