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
Input: ... a sour little movie at its core ; an exploration of the emptiness that underlay the relentless gaiety of the 1920 's ... The film 's ending has a `` What was it all for ? ''

NEG