an inexperienced director , mehta has much to learn . 
(ROOT (S (S (NP (DT an) (JJ inexperienced) (NN director))) (, ,) (NP (NNP mehta)) (VP (VBZ has) (NP (NP (JJ much)) (SBAR (S (VP (TO to) (VP (VB learn))))))) (. .)))
(ROOT (S (S (NP (DT ) (JJ ) (NN ))) (, ) (NP (NNP )) (VP (VBZ ) (NP (NP (JJ )) (SBAR (S (VP (TO ) (VP (VB ))))))) (. )))