She shrugged.
( She ( shrugged . ) )
(ROOT (S (NP (PRP She)) (VP (VBD shrugged)) (. .)))
She acted like it didn't matter.
( She ( ( acted ( like ( it ( ( did n't ) matter ) ) ) ) . ) )
(ROOT (S (NP (PRP She)) (VP (VBD acted) (SBAR (IN like) (S (NP (PRP it)) (VP (VBD did) (RB n't) (VP (NN matter)))))) (. .)))