The story should be to get gravel , purple .
(ROOT_0 (S_0 (ATS_3 (NP_1 (DT_1 The) (NN_2 story)) (VP_4 (MD_0 should) (VP_1 (VB_0 be) (S_2 (VP_0 (TO_0 to) (VP_1 (VB_0 get) (ADJP_0 (ATADJP_0 (JJ_1 gravel) (COMMA_0 ,)) (JJ_1 purple)))))))) (DOT_0 .)))