He can shifted really if <apostrophe><apostrophe> to have .
(ROOT_0 (S_0 (ATS_3 (NP_1 (PRP_0 He)) (VP_4 (MD_0 can) (VP_1 (ATVP_4 (VBN_0 shifted) (PP_2 (ATPP_0 (ADVP_0 (RB_0 really)) (IN_2 if)) (APOSTROPHE_0 <apostrophe><apostrophe>))) (S_2 (VP_0 (TO_0 to) (VP_1 (VB_0 have))))))) (DOT_0 .)))