Oh , the beak was looking on cows .
(ROOT_0 (S_0 (ATS_3 (ATS_1 (ATS_2 (INTJ_0 (UH_0 Oh)) (COMMA_0 ,)) (NP_0 (DT_0 the) (NN_2 beak))) (VP_3 (VBD_1 was) (VP_2 (VBG_0 looking) (PP_2 (IN_0 on) (NP_3 (NNS_1 cows)))))) (DOT_0 .)))