(S (S (BASENP (DT The) (NNP United) (NNPS States) (NN government)) (VP (VBZ claims) (SBAR (IN that) (S (BASENP (DT the) (NN test)) (VP (VBZ was) (QT (DQL ``) (NP (NN evidence) (SBAR (IN that) (S (BASENP (DT the) (NN missile) (NN threat)) (VP (VP (VBZ is) (RB not)) (BASENP (DT an) (JJ imaginary) (NN one)))))) (DQR ''))))))) (PERIOD .))