it it could be piled up of Ohio Noah .
(ROOT_0 (S_0 (ATS_3 (NP_1 (NP_0 (PRP_1 it)) (SBAR_0 (S_1 (NP_0 (PRP_1 it)) (VP_5 (MD_0 could) (VP_1 (VB_0 be)))))) (VP_4 (ATVP_3 (VBD_2 piled) (PRT_0 (RP_0 up))) (PP_1 (IN_1 of) (NP_2 (NNP_1 Ohio) (NNP_0 Noah))))) (DOT_0 .)))