the halt refer , and they saw to get .
(ROOT_0 (S_0 (ATS_3 (ATS_4 (ATS_0 (S_1 (NP_0 (DT_0 the) (NN_2 halt)) (VP_5 (VBP_0 refer))) (COMMA_0 ,)) (CC_0 and)) (S_1 (NP_0 (PRP_1 they)) (VP_5 (VBD_2 saw) (S_2 (VP_0 (TO_0 to) (VP_1 (VB_0 get))))))) (DOT_0 .)))