She know back are think slept remains .
(ROOT_0 (S_0 (ATS_3 (NP_1 (PRP_0 She)) (VP_4 (ATVP_1 (VBP_0 know) (RB_1 back)) (VP_5 (VBP_0 are) (SBAR_0 (VP_0 (VB_0 think) (NP_3 (NNP_1 slept) (NNS_1 remains))))))) (DOT_0 .)))