the boy saw with kids best cluster in even darker unmistakably because the thunder .
(ROOT_0 (S_0 (ATS_3 (NP_1 (DT_0 the) (NN_2 boy)) (VP_4 (ATVP_4 (VBD_2 saw) (PP_2 (IN_0 with) (NP_3 (NP_6 (ATNP_1 (NP_4 (NNS_1 kids)) (JJS_0 best)) (NN_1 cluster)) (PP_0 (IN_1 in) (NP_6 (RB_1 even) (JJR_0 darker)))))) (ADVP_0 (RB_1 unmistakably) (PP_0 (IN_1 because) (NP_5 (DT_0 the) (NN_2 thunder)))))) (DOT_0 .)))