to they , these moan , there happened .
(ROOT_0 (S_0 (ATS_3 (ATS_1 (ATS_2 (PP_2 (TO_0 to) (NP_3 (ATNP_0 (NP_0 (PRP_1 they)) (COMMA_0 ,)) (NP_5 (DT_0 these) (NN_2 moan)))) (COMMA_0 ,)) (NP_0 (EX_0 there))) (VP_3 (VBD_0 happened))) (DOT_0 .)))