`` in feathers <apostrophe><apostrophe> <apostrophe><apostrophe>
(ROOT_0 (S_0 (ATS_2 (ATS_0 (TICK_0 ``) (PP_2 (IN_0 in) (NP_3 (NNS_1 feathers)))) (APOSTROPHE_0 <apostrophe><apostrophe>)) (APOSTROPHE_0 <apostrophe><apostrophe>)))