(S (S (NP (BASENP (DT That) (NN amount)) (PP (IN of) (BASENP (NNS documents)))) (VP (VBZ makes) (S (BASENP (PRP it)) (NP (BASENP (DT the) (JJS largest) (NN leak)) (PP (IN in) (NP (BASENP (DT the) (NN history)) (PP (IN of) (BASENP (DT the) (NNP United) (NNPS States) (NN military))))))))) (PERIOD .))