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: It 's petty thievery like this that puts flimsy flicks like this behind bars

SOLUTION: NEG

PROBLEM: Enormously enjoyable , high-adrenaline documentary .

SOLUTION: POS

PROBLEM: Birthday Girl lucks out with Chaplin and Kidman , who are capable of anteing up some movie star charisma when they need it to sell us on this twisted love story , but who can also negotiate the movie 's darker turns .

SOLUTION:
POS