She studied to keep first of his friend .
(ROOT_0 (S_0 (ATS_3 (NP_1 (PRP_0 She)) (VP_4 (VBN_0 studied) (S_2 (VP_0 (TO_0 to) (VP_1 (VB_0 keep) (ADJP_0 (JJ_1 first) (PP_1 (IN_1 of) (NP_2 (PRPDOLLAR_0 his) (NN_0 friend))))))))) (DOT_0 .)))