the pink knoll of wall snow should keep .
(ROOT_0 (S_0 (ATS_3 (NP_1 (NP_6 (ATNP_1 (DT_0 the) (JJ_1 pink)) (NN_1 knoll)) (PP_0 (IN_1 of) (NP_2 (NN_2 wall) (NN_3 snow)))) (VP_4 (MD_0 should) (VP_1 (VB_0 keep)))) (DOT_0 .)))