Review: a three-hour cinema master class . 
Sentiment: positive

Review: an allegory concerning the chronically mixed signals african american professionals get about overachieving could be intriguing 
Sentiment: positive

Review: the action here is unusually tame , the characters are too simplistic to maintain interest , 
Sentiment: negative

Review: wrapping the theater 
Sentiment: positive


Review: into a grim future that does n't come close to the level of intelligence and visual splendor that can be seen in other films