(S (S (BASENP (PRP He)) (VP (VBD added) (SBAR (SBAR (IN that) (S (BASENP (PRP he)) (VP (VBZ was) (ADJP (JJ concerned) (SBAR (IN that) (S (BASENP (DT the) (NNP Taliban)) (VP (MD would) (VP (VB try) (S (VP (TO to) (VP (VP (VB exploit) (BASENP (DT the) (NN incident))) (PP (IN for) (BASENP (NN propaganda) (NNS purposes)))))))))))))) (CC and) (SBAR (IN that) (S (BASENP (PRP he)) (VP (VBD was) (ADJP (JJ concerned) (PP (IN about) (NP (BASENP (DT a) (JJ possible) (NN backlash)) (PP (IN by) (BASENP (NNS locals)))))))))))) (PERIOD .))