one only cartoons was where back boy was sitting hat .
(ROOT_0 (S_0 (ATS_3 (NP_1 (ATNP_0 (CD_0 one) (JJ_1 only)) (NNS_0 cartoons)) (VP_4 (VBD_0 was) (SBAR_0 (WHADVP_0 (WRB_0 where)) (S_1 (ATS_1 (RB_1 back) (NP_5 (NN_3 boy))) (VP_3 (VBD_1 was) (VP_2 (VBG_0 sitting) (NP_2 (NN_3 hat)))))))) (DOT_0 .)))