of the breakfast the boy can then thought missing .
(ROOT_0 (S_0 (ATS_3 (ATS_1 (PP_1 (IN_1 of) (NP_5 (DT_0 the) (NN_2 breakfast))) (NP_5 (DT_0 the) (NN_2 boy))) (VP_3 (ATVP_1 (MD_0 can) (ADVP_0 (RB_0 then))) (VP_5 (VBD_0 thought) (ADJP_0 (JJ_0 missing))))) (DOT_0 .)))