a best arm finally pushed off to lacy was .
(ROOT_0 (S_0 (ATS_3 (ATS_1 (NP_1 (ATNP_1 (DT_0 a) (JJS_0 best)) (NN_0 arm)) (ADVP_0 (RB_0 finally))) (VP_3 (ATVP_3 (VBD_2 pushed) (PRT_0 (RP_0 off))) (S_2 (VP_0 (TO_0 to) (VP_1 (ADVP_0 (RB_0 lacy)) (VBD_1 was)))))) (DOT_0 .)))