`` You should keep . <apostrophe><apostrophe>
(ROOT_0 (S_0 (ATS_2 (ATS_3 (ATS_1 (TICK_0 ``) (NP_1 (PRP_0 You))) (VP_3 (MD_0 should) (VP_1 (VB_0 keep)))) (DOT_0 .)) (APOSTROPHE_0 <apostrophe><apostrophe>)))