then the lesson be about , to never the rounded cluster A boy .
(ROOT_0 (S_0 (ATS_3 (ATS_1 (ADVP_0 (RB_0 then)) (NP_0 (DT_0 the) (NN_2 lesson))) (VP_3 (ATVP_3 (ATVP_2 (VB_0 be) (PRT_0 (RP_0 about))) (COMMA_0 ,)) (PP_2 (TO_0 to) (NP_3 (ATNP_0 (RB_0 never) (NP_6 (ATNP_1 (DT_0 the) (JJ_1 rounded)) (NN_1 cluster))) (NP_5 (DT_0 A) (NN_2 boy)))))) (DOT_0 .)))