(S (S (BASENP (PRP I)) (VP (VBP am) (ADJP (ADJP (RB only) (JJ ashamed)) (SBAR (IN that) (S (BASENP (PRP I)) (VP (VP (VBD waited) (BASENP (DT this) (JJ many) (NNS months))) (S (VP (TO to) (VP (VB act)))))))))) (PERIOD .))