(S (S (BASENP (NNP NASA)) (VP (VBZ has) (VP (ADVP (RB successfully)) (VP (VP (VBN launched) (BASENP (NNP Space) (NNP Shuttle) (NNP Discovery))) (PP (IN after) (NP (BASENP (QP (RB over) (DT a)) (NN month)) (PP (IN of) (BASENP (NNS delays))))))))) (PERIOD .))