her just ask up , by classes .
(ROOT_0 (S_0 (ATS_3 (ATS_1 (NP_1 (PRP_0 her)) (ADVP_0 (RB_0 just))) (VP_3 (ATVP_3 (ATVP_2 (VB_0 ask) (PRT_0 (RP_0 up))) (COMMA_0 ,)) (PP_2 (IN_0 by) (NP_3 (NNS_1 classes))))) (DOT_0 .)))