gives devastating testimony to both people 's capacity for evil and their heroic capacity for good . 
(ROOT (S (VP (VBZ gives) (NP (NP (JJ devastating) (NN testimony)) (PP (IN to) (NP (CC both) (NP (NP (NP (NNS people) (POS 's)) (NN capacity)) (PP (IN for) (NP (NN evil)))) (CC and) (NP (NP (PRP$ their) (JJ heroic) (NN capacity)) (PP (IN for) (ADJP (JJ good)))))))) (. .)))
(ROOT (S (VP (VBZ ) (NP (NP (JJ ) (NN )) (PP (IN ) (NP (CC ) (NP (NP (NP (NNS ) (POS )) (NN )) (PP (IN ) (NP (NN )))) (CC ) (NP (NP (PRP$ ) (JJ ) (NN )) (PP (IN ) (ADJP (JJ )))))))) (. )))