to , and And , there could keep over .
(ROOT_0 (S_0 (ATS_3 (ATS_4 (ATS_0 (S_2 (TO_0 to)) (COMMA_0 ,)) (CC_0 and)) (S_1 (ATS_1 (ATS_2 (CC_0 And) (COMMA_0 ,)) (NP_0 (EX_0 there))) (VP_3 (MD_0 could) (VP_1 (VB_0 keep) (PRT_0 (RP_0 over)))))) (DOT_0 .)))