while somewhat less than it might have been , the film is a good one 
(ROOT (S (SBAR (IN while) (S (ADJP (ADJP (RB somewhat) (JJR less)) (SBAR (IN than) (S (NP (PRP it)) (VP (MD might) (VP (VB have) (VP (VBN been))))))))) (, ,) (NP (DT the) (NN film)) (VP (VBZ is) (NP (DT a) (JJ good) (NN one)))))
(ROOT (S (SBAR (IN ) (S (ADJP (ADJP (RB ) (JJR )) (SBAR (IN ) (S (NP (PRP )) (VP (MD ) (VP (VB ) (VP (VBN ))))))))) (, ) (NP (DT ) (NN )) (VP (VBZ ) (NP (DT ) (JJ ) (NN )))))