the halt much happened the best yawn by cows .
(ROOT_0 (S_0 (ATS_3 (ATS_1 (NP_1 (DT_0 the) (NN_2 halt)) (ADVP_0 (RB_0 much))) (VP_3 (ATVP_3 (VBD_0 happened) (NP_6 (ATNP_1 (DT_0 the) (JJS_0 best)) (NN_1 yawn))) (PP_0 (IN_1 by) (NP_4 (NNS_1 cows))))) (DOT_0 .)))