it could think Noah and Noah was stones .
(ROOT_0 (S_0 (ATS_3 (ATS_4 (S_1 (NP_0 (PRP_1 it)) (VP_5 (MD_0 could) (VP_1 (VB_0 think) (NP_1 (NNP_0 Noah))))) (CC_0 and)) (S_1 (NP_0 (NNP_0 Noah)) (VP_5 (VBD_1 was) (NP_3 (NNS_1 stones))))) (DOT_0 .)))