how herself refer to Spanish navy , <apostrophe><apostrophe>
(ROOT_0 (S_0 (ATS_2 (SBAR_0 (WHADVP_0 (WRB_0 how)) (S_1 (NP_1 (PRP_0 herself)) (VP_5 (VBP_0 refer) (PP_2 (TO_0 to) (NP_3 (NNP_1 Spanish) (NN_3 navy)))))) (COMMA_0 ,)) (APOSTROPHE_0 <apostrophe><apostrophe>)))