It turned to fell then an boy teeth .
(ROOT_0 (S_0 (ATS_3 (NP_1 (PRP_0 It)) (VP_4 (VBD_2 turned) (S_2 (VP_0 (TO_0 to) (VP_1 (ATVP_0 (VBD_2 fell) (ADVP_0 (RB_0 then))) (NP_3 (ATNP_0 (DT_0 an) (NN_3 boy)) (NNS_0 teeth))))))) (DOT_0 .)))