by in when This began , it began Did began out .
(ROOT_0 (S_0 (ATS_3 (ATS_1 (ATS_2 (PP_2 (IN_0 by) (PP_2 (IN_0 in) (SBAR_0 (WHADVP_0 (WRB_0 when)) (S_1 (NP_0 (DT_1 This)) (VP_5 (VBD_1 began)))))) (COMMA_0 ,)) (NP_0 (PRP_1 it))) (VP_3 (ATVP_1 (VBD_1 began) (RB_1 Did)) (VP_5 (VBD_1 began) (ADJP_0 (RP_0 out))))) (DOT_0 .)))