He pushed to Sounding up the cows of a friend .
(ROOT_0 (S_0 (ATS_3 (NP_1 (PRP_0 He)) (VP_4 (VBD_2 pushed) (S_2 (VP_0 (TO_0 to) (VP_1 (ATVP_0 (VBG_0 Sounding) (PRT_0 (RP_0 up))) (NP_3 (NP_6 (DT_0 the) (NNS_1 cows)) (PP_0 (IN_1 of) (NP_5 (DT_0 a) (NN_2 friend))))))))) (DOT_0 .)))