eyes <apostrophe>s the feathers . <apostrophe><apostrophe>
(ROOT_0 (S_0 (ATS_2 (ATS_3 (NP_1 (NNS_0 eyes)) (VP_4 (VBZ_0 <apostrophe>s) (NP_6 (DT_0 the) (NNS_1 feathers)))) (DOT_0 .)) (APOSTROPHE_0 <apostrophe><apostrophe>)))