his parents were not was to keep .
(ROOT_0 (S_0 (ATS_3 (NP_1 (PRPDOLLAR_0 his) (NNS_0 parents)) (VP_4 (ATVP_1 (VBD_0 were) (RB_1 not)) (VP_5 (VBD_1 was) (SBAR_0 (VP_0 (TO_0 to) (VP_1 (VB_0 keep))))))) (DOT_0 .)))