TASK DEFINITION: In this task, you are given sentences from movie reviews. The task is to classify a sentence as "POS" if the sentiment of the sentence is positive or as "NEG" if the sentiment of the sentence is negative
PROBLEM: Choppy , overlong documentary about ` The Lifestyle . '

SOLUTION: NEG

PROBLEM: A sometimes incisive and sensitive portrait that is undercut by its awkward structure and a final veering toward melodrama .

SOLUTION: NEG

PROBLEM: Mostly , Shafer and co-writer Gregory Hinton lack a strong-minded viewpoint , or a sense of humor .

SOLUTION:
NEG