She shaking the white back ahead of Noah .
(ROOT_0 (S_0 (ATS_3 (NP_1 (PRP_0 She)) (VP_4 (ATVP_3 (ATVP_4 (VBG_0 shaking) (NP_5 (DT_0 the) (JJ_0 white))) (ADVP_0 (RB_1 back) (RB_1 ahead))) (PP_1 (IN_1 of) (NP_0 (NNP_0 Noah))))) (DOT_0 .)))