is a pretty decent little documentary . 
(ROOT (S (VP (VBZ is) (NP (DT a) (ADJP (RB pretty) (JJ decent)) (JJ little) (NN documentary))) (. .)))
(ROOT (S (VP (VBZ ) (NP (DT ) (ADJP (RB ) (JJ )) (JJ ) (NN ))) (. )))