so songs since with a back grass , these wore an sharp tunic .
(ROOT_0 (S_0 (ATS_3 (ATS_1 (ATS_2 (PP_2 (ATPP_0 (ADVP_0 (RB_1 so) (NP_4 (NNS_1 songs))) (IN_2 since)) (PP_2 (IN_0 with) (NP_6 (ATNP_1 (DT_0 a) (JJ_1 back)) (NN_1 grass)))) (COMMA_0 ,)) (NP_0 (DT_1 these))) (VP_3 (VBD_1 wore) (NP_6 (ATNP_1 (DT_0 an) (JJ_1 sharp)) (NN_1 tunic)))) (DOT_0 .)))