He was happened by the hill of his uniform cluster .
(ROOT_0 (S_0 (ATS_3 (NP_1 (PRP_0 He)) (VP_4 (VBD_1 was) (VP_2 (VBN_0 happened) (PP_2 (IN_0 by) (NP_3 (NP_5 (DT_0 the) (NN_2 hill)) (PP_0 (IN_1 of) (NP_6 (ATNP_1 (PRPDOLLAR_0 his) (NN_0 uniform)) (NN_1 cluster)))))))) (DOT_0 .)))