overall it 's an entertaining and informative documentary . 
(ROOT (S (ADVP (RB overall)) (NP (PRP it)) (VP (VBZ 's) (NP (DT an) (ADJP (JJ entertaining) (CC and) (JJ informative)) (NN documentary))) (. .)))
(ROOT (S (ADVP (RB )) (NP (PRP )) (VP (VBZ ) (NP (DT ) (ADJP (JJ ) (CC ) (JJ )) (NN ))) (. )))