ahead the hat saw back to march place .
(ROOT_0 (S_0 (ATS_3 (ATS_1 (RB_1 ahead) (NP_5 (DT_0 the) (NN_2 hat))) (VP_3 (ATVP_3 (VBD_2 saw) (PRT_0 (RP_0 back))) (S_2 (VP_0 (TO_0 to) (VP_1 (VB_0 march) (NP_0 (NN_2 place))))))) (DOT_0 .)))