Review: starts promisingly but disintegrates into a dreary , humorless soap opera . 
Sentiment: negative

Review: is impossible to think of any film more challenging or depressing than the grey zone 
Sentiment: negative

Review: it 's always disappointing when a documentary fails to live up to -- or offer any new insight into -- its chosen topic . 
Sentiment: negative

Review: been filmed more irresistibly than in ` baran 
Sentiment: positive


Review: have the worthy successor to a better tomorrow and the killer which they have been patiently waiting for .