they discovered back : she looked really .
(ROOT_0 (S_0 (ATS_3 (ATS_4 (S_1 (NP_0 (PRP_1 they)) (VP_5 (VBD_0 discovered) (PRT_0 (RP_0 back)))) (COLON_0 :)) (S_1 (NP_0 (PRP_1 she)) (VP_5 (VBD_1 looked) (ADVP_0 (RB_0 really))))) (DOT_0 .)))