his own glasses would climbing the group down n<apostrophe>t n<apostrophe>t to .
(ROOT_0 (S_0 (ATS_3 (NP_1 (ATNP_0 (PRPDOLLAR_0 his) (JJ_0 own)) (NNS_0 glasses)) (VP_4 (MD_0 would) (VP_1 (ATVP_3 (ATVP_4 (ATVP_4 (VBG_0 climbing) (NP_5 (DT_0 the) (NN_2 group))) (PRT_0 (RP_0 down))) (ADVP_0 (RB_1 n<apostrophe>t) (RB_1 n<apostrophe>t))) (S_2 (VP_0 (TO_0 to)))))) (DOT_0 .)))