to two , , you back tried kids over a boy , by kids .
(ROOT_0 (S_0 (ATS_3 (ATS_1 (ATS_1 (ATS_0 (ATS_0 (S_2 (VP_0 (TO_0 to) (VP_1 (CD_0 two)))) (COMMA_0 ,)) (COMMA_0 ,)) (NP_0 (PRP_1 you))) (ADVP_0 (RB_0 back))) (VP_3 (ATVP_3 (ATVP_2 (VBD_2 tried) (NP_3 (NP_4 (NNS_1 kids)) (PP_0 (IN_1 over) (NP_5 (DT_0 a) (NN_2 boy))))) (COMMA_0 ,)) (PP_2 (IN_0 by) (NP_3 (NNS_1 kids))))) (DOT_0 .)))