succeeds as a powerful look at a failure of our justice system . 
(ROOT (S (VP (VBZ succeeds) (PP (IN as) (NP (NP (DT a) (JJ powerful) (NN look)) (PP (IN at) (NP (NP (DT a) (NN failure)) (PP (IN of) (NP (PRP$ our) (NN justice) (NN system)))))))) (. .)))
(ROOT (S (VP (VBZ ) (PP (IN ) (NP (NP (DT ) (JJ ) (NN )) (PP (IN ) (NP (NP (DT ) (NN )) (PP (IN ) (NP (PRP$ ) (NN ) (NN )))))))) (. )))