to know many car , Hearst discovered .
(ROOT_0 (S_0 (ATS_3 (ATS_1 (ATS_2 (SBAR_0 (VP_0 (TO_0 to) (VP_1 (VB_0 know) (NP_3 (JJ_1 many) (NN_0 car))))) (COMMA_0 ,)) (NP_0 (NNP_0 Hearst))) (VP_3 (VBD_0 discovered))) (DOT_0 .)))