in anything , structures , one flats was .
(ROOT_0 (S_0 (ATS_3 (ATS_1 (ATS_2 (PP_2 (IN_0 in) (NP_3 (ATNP_0 (NP_5 (NN_3 anything)) (COMMA_0 ,)) (NNS_0 structures))) (COMMA_0 ,)) (NP_0 (CD_0 one) (NNS_0 flats))) (VP_3 (VBD_0 was))) (DOT_0 .)))