She really was slithered off missing .
(ROOT_0 (S_0 (ATS_3 (ATS_1 (NP_1 (PRP_0 She)) (ADVP_0 (RB_0 really))) (VP_3 (VBD_1 was) (VP_2 (ATVP_3 (VBD_2 slithered) (PRT_0 (RP_0 off))) (ADJP_0 (JJ_0 missing))))) (DOT_0 .)))