I is Noah Noah died back of his friend .
(ROOT_0 (S_0 (ATS_3 (NP_1 (PRP_0 I)) (VP_4 (VBZ_0 is) (S_1 (NP_0 (NNP_0 Noah) (NNP_0 Noah)) (VP_5 (ATVP_3 (VBD_2 died) (PRT_0 (RP_0 back))) (PP_0 (IN_1 of) (NP_2 (PRPDOLLAR_0 his) (NN_0 friend))))))) (DOT_0 .)))