They refer that had She of on his clouds .
(ROOT_0 (S_0 (ATS_3 (NP_1 (PRP_0 They)) (VP_4 (VBP_0 refer) (SBAR_0 (WHNP_0 (WDT_0 that)) (S_2 (VP_0 (ATVP_4 (VBD_2 had) (NP_1 (PRP_0 She))) (PP_2 (IN_0 of) (PP_2 (IN_0 on) (NP_3 (PRPDOLLAR_0 his) (NNS_0 clouds))))))))) (DOT_0 .)))