he then knew badly did a Maybe not good corn powdery .
(ROOT_0 (S_0 (ATS_3 (ATS_1 (NP_1 (PRP_0 he)) (ADVP_0 (RB_0 then))) (VP_3 (ATVP_1 (VBD_0 knew) (RB_1 badly)) (VP_5 (VBD_0 did) (NP_6 (ATNP_1 (ATNP_0 (DT_0 a) (ADJP_0 (ATADJP_0 (RB_0 Maybe) (RB_1 not)) (JJ_1 good))) (NN_0 corn)) (NN_1 powdery))))) (DOT_0 .)))