i don't know she said they go crazy
( i ( ( do n't ) ( know ( she ( said ( they ( go crazy ) ) ) ) ) ) )
(ROOT (S (NP (FW i)) (VP (VBP do) (RB n't) (VP (VB know) (SBAR (S (NP (PRP she)) (VP (VBD said) (SBAR (S (NP (PRP they)) (VP (VBP go) (ADJP (JJ crazy))))))))))))
They lose their minds when exposed to the virus, according to her.
( They ( ( ( lose ( their minds ) ) ( when ( ( ( exposed ( to ( the virus ) ) ) , ) ( according ( to her ) ) ) ) ) . ) )
(ROOT (S (NP (PRP They)) (VP (VBP lose) (NP (PRP$ their) (NNS minds)) (SBAR (WHADVP (WRB when)) (S (VP (VBN exposed) (PP (TO to) (NP (DT the) (NN virus))) (, ,) (PP (VBG according) (PP (TO to) (NP (PRP her)))))))) (. .)))