him is really on the strong wall of baby .
(ROOT_0 (S_0 (ATS_3 (NP_1 (PRP_0 him)) (VP_4 (ATVP_2 (VBZ_0 is) (ADVP_0 (RB_0 really))) (PP_2 (IN_0 on) (NP_3 (NP_6 (ATNP_1 (DT_0 the) (JJ_1 strong)) (NN_1 wall)) (PP_0 (IN_1 of) (NP_2 (NN_3 baby))))))) (DOT_0 .)))