(S (S (BASENP (PRP He)) (VP (VBD said) (SBAR (SBAR (S (BASENP (DT the) (NNS attacks)) (VP (VBP have) (VP (VBN been) (VP (VBN used) (S (VP (TO to) (VP (VB justify) (NP (BASENP (NNP U.S.) (QT (DQL ``) (NN aggression) (DQR ''))) (PP (IN throughout) (BASENP (DT the) (NNP Middle) (NNP East)))))))))))) (CC and) (SBAR (RB also) (SBAR (IN that) (S (BASENP (NN 9/11) (NN conspiracy) (NNS theories)) (VP (VBP are) (ADJP (JJ plausible))))))))) (PERIOD .))