TASK DEFINITION: You are given an amazon food product review and its polarity (positive or negative). Your task is to answer "True" if the specified sentence and its polarity match; otherwise, answer "False".
PROBLEM: Needs to be at least twice the size it is to be effective. When the cats did manage to step on it after leaving the box it did a good job of collecting litter that I could dump back into the litter box. 
 Polarity: Positive

SOLUTION: False

PROBLEM: Love them. Hardly notice any aftertaste from sweetener. I don't agree with some of the others that didn't like it...Will buy again... 
 Polarity: Negative

SOLUTION: False

PROBLEM: Heard about this drink from a friend and had to try it. Had one while traveling and loved it!!! I sat on the plane enjoying it...I was thinking, I should bought another one! 
 Polarity: Negative

SOLUTION:
False