back we <apostrophe>ll march stepping alpaca in the rough uniform .
(ROOT_0 (S_0 (ATS_3 (ATS_1 (ADVP_0 (RB_0 back)) (NP_0 (PRP_1 we))) (VP_3 (MD_0 <apostrophe>ll) (VP_1 (VB_0 march) (VP_2 (ATVP_4 (VBG_0 stepping) (NP_5 (NN_3 alpaca))) (PP_2 (IN_0 in) (NP_6 (ATNP_1 (DT_0 the) (JJ_1 rough)) (NN_1 uniform))))))) (DOT_0 .)))