hours stifled n<apostrophe>t <apostrophe>s one halt .
(ROOT_0 (S_0 (ATS_3 (NP_1 (NNS_0 hours)) (VP_4 (ATVP_1 (VBD_0 stifled) (RB_1 n<apostrophe>t)) (VP_5 (VBZ_0 <apostrophe>s) (NP_2 (CD_0 one) (NN_2 halt))))) (DOT_0 .)))