he stifled the city When they <apostrophe>s even .
(ROOT_0 (S_0 (ATS_3 (NP_1 (PRP_1 he)) (VP_4 (VBD_0 stifled) (NP_3 (NP_5 (DT_0 the) (NN_2 city)) (SBAR_0 (WHADVP_0 (WRB_0 When)) (S_1 (NP_0 (PRP_1 they)) (VP_5 (VBZ_0 <apostrophe>s) (NP_2 (RB_0 even)))))))) (DOT_0 .)))