critics have come to term an `` ambitious failure 
(ROOT (S (NP (NNS critics)) (VP (VBP have) (VP (VBN come) (S (VP (TO to) (VP (VB term) (S (NP (DT an) (`` ``) (JJ ambitious) (NN failure))))))))))
(ROOT (S (NP (NNS )) (VP (VBP ) (VP (VBN ) (S (VP (TO ) (VP (VB ) (S (NP (DT ) (`` ) (JJ ) (NN ))))))))))