She <apostrophe>s back teaching back blouse bloodied .
(ROOT_0 (S_0 (ATS_3 (NP_1 (PRP_0 She)) (VP_4 (ATVP_1 (VBZ_0 <apostrophe>s) (PRT_0 (RP_0 back))) (VP_1 (ATVP_0 (VBG_0 teaching) (PRT_0 (RP_0 back))) (NP_3 (NNP_1 blouse) (NNS_1 bloodied))))) (DOT_0 .)))