herself unmistakably did back to speak if something .
(ROOT_0 (S_0 (ATS_3 (ATS_1 (NP_1 (PRP_0 herself)) (ADVP_0 (RB_0 unmistakably))) (VP_3 (ATVP_3 (VBD_2 did) (PRT_0 (RP_0 back))) (S_2 (VP_0 (TO_0 to) (VP_1 (VB_0 speak) (NP_1 (IN_2 if) (NN_3 something))))))) (DOT_0 .)))