Review: a charming , banter-filled comedy ... one of those airy cinematic bon bons whose aims -- and by extension , accomplishments -- seem deceptively slight on the surface 
Sentiment: positive

Review: uses a sensational , real-life 19th-century crime as a metaphor 
Sentiment: positive

Review: , the worst of tragedies can be fertile sources of humor 
Sentiment: positive

Review: enjoy being rewarded by a script that assumes you are n't very bright 
Sentiment: negative


Review: so much farcical as sour .