a very good ( but not great ) movie 
(ROOT (NP (DT a) (ADJP (ADJP (RB very) (JJ good)) (-LRB- -LRB-) (CC but) (ADJP (RB not) (JJ great)) (-RRB- -RRB-)) (NN movie)))
(ROOT (NP (DT ) (ADJP (ADJP (RB ) (JJ )) (-LRB- ) (CC ) (ADJP (RB ) (JJ )) (-RRB- )) (NN )))