She sheathed Trailing up his perch .
(ROOT_0 (S_0 (ATS_3 (NP_1 (PRP_0 She)) (VP_4 (VBN_0 sheathed) (S_2 (VP_0 (ATVP_0 (VBG_0 Trailing) (PRT_0 (RP_0 up))) (NP_2 (PRPDOLLAR_0 his) (NN_0 perch)))))) (DOT_0 .)))