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]: I was taking this supplement to help me sleep. They were effective once I started taking two capsules just after supper. However, I did not sleep through the night. I am still trying different supplements
[EX A]: positive

[EX Q]: Wearing everyday and overnight, this band is holding up great!!! The matte finish has rubbed off a bit and is now shiny, but the band looks and feels brand new. Many compliments. Would buy again.
[EX A]: positive

[EX Q]: The watch has great features. My only concern was that the screen was to hard to see. You can actually see the watch face better in direct sunlight. Inside where i work i can hard see the screen
[EX A]:
negative