She heard who himself fixed back the face-up .
(ROOT_0 (S_0 (ATS_3 (NP_1 (PRP_0 She)) (VP_4 (VBD_0 heard) (SBAR_0 (WHNP_0 (WP_0 who)) (S_2 (NP_1 (PRP_0 himself)) (VP_0 (ATVP_1 (VBD_0 fixed) (RB_1 back)) (NP_5 (DT_0 the) (NN_2 face-up))))))) (DOT_0 .)))