(S (S (NP (BASENP (DT A) (NN plane)) (VP (VBG carrying) (BASENP (NN sixteen) (NNS people)))) (VP (VBZ has) (VP (VBN vanished) (PP (IN over) (NP (BASENP (NNP Papua)) (COMMA ,) (BASENP (NNP Indonesia))))))) (PERIOD .))