(S (S (S (NP (BASENP (DT The) (NNP Prince)) (PRN (COMMA ,) (SBAR (WHNP (WP who)) (S (VP (VP (VBZ is) (ADVP (RB also))) (NP (BASENP (DT an) (NN officer)) (PP (IN in) (BASENP (DT the) (NN navy))))))) (COMMA ,))) (VP (VBZ is) (VP (VBG being) (VP (VP (VBN treated) (PP (ADVP (RB only)) (PP (IN as) (BASENP (DT a) (NN witness))))) (PP (IN in) (BASENP (DT this) (NN case))))))) (COMMA ,) (S (NP (EX there)) (VP (VBP have) (VP (VBN been) (NP (BASENP (DT no) (NNS charges)) (PP (IN against) (BASENP (PRP him)))))))) (PERIOD .))