all knew than just <apostrophe><apostrophe>
(ROOT_0 (S_0 (ATS_2 (SBAR_0 (S_1 (NP_0 (DT_1 all)) (VP_5 (VBD_1 knew) (ADVP_0 (IN_2 than))))) (ADVP_0 (RB_0 just))) (APOSTROPHE_0 <apostrophe><apostrophe>)))