the terrible ride across the Quechua was brown Plus of diamond .
(ROOT_0 (S_0 (ATS_3 (NP_1 (NP_6 (ATNP_1 (DT_0 the) (JJ_1 terrible)) (NN_1 ride)) (PP_0 (IN_1 across) (NP_2 (DT_0 the) (NNP_1 Quechua)))) (VP_4 (VBD_1 was) (ADJP_0 (ATADJP_0 (JJ_0 brown) (CC_0 Plus)) (PP_1 (IN_1 of) (NP_2 (NN_3 diamond)))))) (DOT_0 .)))