up a friend was so unmistakably , by she .
(ROOT_0 (S_0 (ATS_3 (ATS_1 (RB_1 up) (NP_5 (DT_0 a) (NN_2 friend))) (VP_3 (ATVP_3 (ATVP_2 (ATVP_4 (VBD_0 was) (RB_1 so)) (ADVP_0 (RB_0 unmistakably))) (COMMA_0 ,)) (PP_1 (IN_1 by) (NP_0 (PRP_1 she))))) (DOT_0 .)))