himself used in purple highlights . <apostrophe><apostrophe>
(ROOT_0 (S_0 (ATS_2 (ATS_3 (NP_1 (PRP_0 himself)) (VP_4 (VBD_2 used) (PP_0 (IN_1 in) (NP_4 (JJ_1 purple) (NNS_1 highlights))))) (DOT_0 .)) (APOSTROPHE_0 <apostrophe><apostrophe>)))