them do not looks Did , to keep .
(ROOT_0 (S_0 (ATS_3 (NP_1 (PRP_0 them)) (VP_4 (ATVP_1 (VBP_0 do) (RB_1 not)) (VP_1 (ATVP_3 (ATVP_2 (VBZ_0 looks) (ADVP_0 (RB_0 Did))) (COMMA_0 ,)) (S_2 (VP_0 (TO_0 to) (VP_1 (VB_0 keep))))))) (DOT_0 .)))