it was stepping a eye . <apostrophe><apostrophe>
(ROOT_0 (S_0 (ATS_2 (ATS_3 (NP_1 (PRP_1 it)) (VP_4 (VBD_1 was) (VP_2 (VBG_0 stepping) (NP_5 (DT_0 a) (NN_2 eye))))) (DOT_0 .)) (APOSTROPHE_0 <apostrophe><apostrophe>)))