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

This enthralling documentary ... is at once playful and haunting , an in-depth portrait of an iconoclastic artist who was fundamentally unknowable even to his closest friends .
POS

Both exuberantly romantic and serenely melancholy , What Time Is It There ?
POS

Parents beware ; this is downright movie penance .

NEG