He now should was he But back was .
(ROOT_0 (S_0 (ATS_3 (ATS_1 (NP_1 (PRP_1 He)) (ADVP_0 (RB_0 now))) (VP_3 (MD_0 should) (VP_1 (ATVP_1 (VP_5 (VBD_1 was) (NP_1 (PRP_0 he))) (CC_0 But)) (VP_1 (ADVP_0 (RB_0 back)) (VBD_1 was))))) (DOT_0 .)))