They ask down , Trailing down four .
(ROOT_0 (S_0 (ATS_3 (NP_1 (PRP_0 They)) (VP_4 (ATVP_3 (ATVP_2 (VB_0 ask) (PRT_0 (RP_0 down))) (COMMA_0 ,)) (S_2 (VP_0 (ATVP_0 (VBG_0 Trailing) (PRT_0 (RP_0 down))) (NP_2 (CD_0 four)))))) (DOT_0 .)))