(S (S (BASENP (PRP It)) (VP (VBZ is) (VP (VBN alleged) (SBAR (IN that) (S (S (BASENP (JJ senior) (NNP US) (NN defense) (NNS officials)) (VP (VBD knew) (PP (IN of) (BASENP (DT the) (NN abuse))))) (COMMA ,) (PP (VBG including) (NP (NP (BASENP (DT the) (NNP Secretary)) (PP (IN of) (BASENP (NNP Defense)))) (COMMA ,) (BASENP (NNP Donald) (NNP Rumsfeld))))))))) (PERIOD .))