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: As an introduction to the man 's theories and influence , Derrida is all but useless ; as a portrait of the artist as an endlessly inquisitive old man , however , it 's invaluable .

POS