question: Review:
's truly awful and heartbreaking subject matter , but one whose lessons are well worth revisiting as many times as possible .
Is this review negative or positive?

answer: positive

question: Review:
a dearth of vitality and a story that 's shapeless and uninflected
Is this review negative or positive?

answer: negative

question: Review:
the work of a filmmaker who has secrets buried at the heart of his story and knows how to take time revealing them
Is this review negative or positive?

answer:
positive