they mumbled still n<apostrophe>t a muddy valley .
(ROOT_0 (S_0 (ATS_3 (NP_1 (PRP_1 they)) (VP_4 (ATVP_0 (VBD_2 mumbled) (ADVP_0 (RB_1 still) (RB_1 n<apostrophe>t))) (NP_6 (ATNP_1 (DT_0 a) (JJ_1 muddy)) (NN_1 valley)))) (DOT_0 .)))