and He can be below as back so a back tunic <apostrophe>s .
(ROOT_0 (S_0 (ATS_3 (ATS_1 (CC_0 and) (NP_1 (PRP_0 He))) (VP_3 (MD_0 can) (VP_1 (ATVP_2 (ATVP_4 (VB_0 be) (ADVP_0 (RB_0 below))) (ADVP_0 (IN_2 as))) (ADVP_0 (RB_1 back) (NP_4 (ATNP_0 (RB_0 so) (NP_6 (ATNP_1 (DT_0 a) (JJ_1 back)) (NN_1 tunic))) (POS_0 <apostrophe>s)))))) (DOT_0 .)))