I sheathed Behind out green uneven teeth back full friend fingers .
(ROOT_0 (S_0 (ATS_3 (NP_1 (PRP_0 I)) (VP_4 (ATVP_4 (VBN_0 sheathed) (PP_2 (IN_0 Behind) (PP_2 (IN_0 out) (NP_3 (ATNP_0 (JJ_0 green) (JJ_1 uneven)) (NNS_0 teeth))))) (ADVP_0 (RB_1 back) (NP_4 (ATNP_0 (JJ_0 full) (NN_0 friend)) (NNS_0 fingers))))) (DOT_0 .)))