Review: the concert footage is stirring 
Sentiment: positive

Review: the determination of pinochet 's victims to seek justice , and their often heartbreaking testimony , spoken directly into director patricio guzman 's camera , pack a powerful emotional wallop 
Sentiment: positive

Review: regret and , ultimately , 
Sentiment: negative

Review: genial and 
Sentiment: positive


Review: who understands how to create and sustain a mood