a grassy friend legs , warily came down Trailing .
(ROOT_0 (S_0 (ATS_3 (ATS_1 (NP_1 (ATNP_2 (ATNP_1 (ATNP_1 (DT_0 a) (JJ_1 grassy)) (NN_0 friend)) (NNS_0 legs)) (COMMA_0 ,)) (ADVP_0 (RB_0 warily))) (VP_3 (ATVP_3 (VBD_2 came) (PRT_0 (RP_0 down))) (S_2 (VP_0 (VBG_0 Trailing))))) (DOT_0 .)))