these everything studied on on the valley .
(ROOT_0 (S_0 (ATS_3 (NP_0 (DT_0 these) (NN_2 everything)) (VP_2 (VBN_0 studied) (PP_2 (IN_0 on) (PP_2 (IN_0 on) (NP_5 (DT_0 the) (NN_2 valley)))))) (DOT_0 .)))