She did not reply.
( She ( ( ( did not ) reply ) . ) )
(ROOT (S (NP (PRP She)) (VP (VBD did) (RB not) (VP (VB reply))) (. .)))
She didn't respond.
( She ( ( ( did n't ) respond ) . ) )
(ROOT (S (NP (PRP She)) (VP (VBD did) (RB n't) (VP (VB respond))) (. .)))