(S (S (BASENP (DT The) (NN mission)) (VP (MD will) (VP (VB be) (NP (BASENP (NNP NASA) (POS 's)) (NP (NP (BASENP (JJ first) (JJ unmanned) (NN rocket) (NN expedition)) (PP (TO to) (BASENP (DT the) (NN moon)))) (PP (IN in) (BASENP (DT a) (NN decade)))))))) (PERIOD .))