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: The screenplay never lets us forget that Bourne was once an amoral assassin just like the ones who are pursuing him ... There is never really a true '' us '' versus '' them '' .

SOLUTION: POS

PROBLEM: In terms of execution this movie is careless and unfocused .

SOLUTION: NEG

PROBLEM: ... a bland murder-on-campus yawner .

SOLUTION:
NEG