to a grassy valley up the idiom , it would let to really was .
(ROOT_0 (S_0 (ATS_3 (ATS_1 (ATS_2 (PP_2 (TO_0 to) (NP_3 (NP_6 (ATNP_1 (DT_0 a) (JJ_1 grassy)) (NN_1 valley)) (PP_0 (IN_0 up) (NP_5 (DT_0 the) (NN_2 idiom))))) (COMMA_0 ,)) (NP_0 (PRP_1 it))) (VP_3 (MD_0 would) (VP_1 (VB_0 let) (S_2 (VP_0 (TO_0 to) (VP_1 (ADVP_0 (RB_0 really)) (VBD_1 was))))))) (DOT_0 .)))