them could teach swollen , heard in her perch hard heavy feathers .
(ROOT_0 (S_0 (ATS_3 (NP_1 (PRP_0 them)) (VP_4 (MD_0 could) (VP_1 (VB_0 teach) (ADJP_0 (ADJP_0 (ATADJP_0 (JJ_1 swollen) (COMMA_0 ,)) (VBN_0 heard)) (PP_2 (IN_0 in) (NP_3 (ATNP_0 (ATNP_0 (ATNP_0 (PRPDOLLAR_0 her) (NN_1 perch)) (JJ_0 hard)) (JJ_0 heavy)) (NNS_0 feathers))))))) (DOT_0 .)))