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: ... manages to deliver a fair bit of vampire fun .

SOLUTION: POS

PROBLEM: This story of unrequited love does n't sustain interest beyond the first half-hour .

SOLUTION: NEG

PROBLEM: An average B-movie with no aspirations to be anything more .

SOLUTION:
NEG