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.

[EX Q]: This product was purchased and installed at the end of Mar this year. Its use is normal residential once a week mowing duties - by June 28 2018 this product was in pieces. Minor wear seen up to this point in that threads became visible and had to be removed in order to prevent snagging but today it peeled apart tearing two chunks out of the belt prior to snapping. Check before and after each use.
[EX A]: negative

[EX Q]: I bought this in a size to fit my thumb and it fits well, stays put, looks good, and spinning the outside ring has become addictive. I like this ring a lot.
[EX A]: positive

[EX Q]: I'm very happy with this unit. I've read a lot of bad things, but in my case everything is working as it should and I'm very happy with it. I don't however spend a lot of time using it so those of you that are heavy on the soldering may have a more appreciated view than mine.
[EX A]:
positive