they fell At her perch together , it <apostrophe>s .
(ROOT_0 (S_0 (ATS_3 (ATS_1 (ATS_2 (SBAR_0 (S_1 (NP_1 (PRP_1 they)) (VP_5 (ATVP_4 (VBD_2 fell) (PP_2 (IN_0 At) (NP_3 (PRPDOLLAR_0 her) (NN_0 perch)))) (ADVP_0 (RB_0 together))))) (COMMA_0 ,)) (NP_0 (PRP_1 it))) (VP_3 (VBZ_0 <apostrophe>s))) (DOT_0 .)))