on classes , it was teaching this boy died never hulking alpaca the privacy . the valley was doing boy .
(ROOT_0 (S_0 (ATS_3 (ATS_1 (ATS_2 (ATS_3 (ATS_1 (ATS_2 (PP_2 (IN_0 on) (NP_4 (NNS_1 classes))) (COMMA_0 ,)) (NP_0 (PRP_1 it))) (VP_3 (VBD_1 was) (VP_2 (VBG_0 teaching) (S_2 (NP_1 (ATNP_0 (DT_0 this) (NN_3 boy)) (S_2 (VP_0 (ATVP_0 (VBD_2 died) (ADVP_0 (RB_0 never))) (VP_2 (VBG_0 hulking) (NP_5 (NN_3 alpaca)))))) (NP_5 (DT_0 the) (NN_2 privacy)))))) (DOT_0 .)) (NP_0 (DT_0 the) (NN_2 valley))) (VP_3 (VBD_1 was) (VP_2 (VBG_0 doing) (NP_5 (NN_3 boy))))) (DOT_0 .)))