really if it heard off , <apostrophe><apostrophe>
(ROOT_0 (S_0 (ATS_2 (SBAR_0 (ATSBAR_4 (RB_0 really) (IN_2 if)) (S_1 (NP_0 (PRP_1 it)) (VP_5 (VBD_0 heard) (PRT_0 (RP_0 off))))) (COMMA_0 ,)) (APOSTROPHE_0 <apostrophe><apostrophe>)))