the film presents visceral and dangerously honest revelations about the men and machines behind the curtains of our planet . 
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(ROOT (S (NP (DT ) (NN )) (VP (VBZ ) (NP (NP (ADJP (ADJP (JJ )) (CC ) (ADJP (RB ) (JJ ))) (NNS )) (PP (IN ) (NP (NP (DT ) (NNS ) (CC ) (NNS )) (PP (IN ) (NP (NP (DT ) (NNS )) (PP (IN ) (NP (PRP$ ) (NN ))))))))) (. )))