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

[EX Q]: ( Caine ) proves once again he has n't lost his touch , bringing off a superb performance in an admittedly middling film .
[EX A]: POS

[EX Q]: Another wholly unnecessary addition to the growing , moldering pile of , well , extreme stunt pictures .
[EX A]: NEG

[EX Q]: director Hoffman , his writer and Kline 's agent should serve detention
[EX A]:
NEG