(S (S (PP (IN After) (BASENP (NN 9/11))) (COMMA ,) (S (NP (BASENP (DT a) (NN watch) (NN list)) (PP (IN of) (BASENP (JJ suspected) (NNS terrorists)))) (VP (VBD was) (VP (VBN created) (PP (IN by) (NP (BASENP (DT the) (NNP U.S.)) (SBAR (WHNP (WP that)) (S (VP (VP (VBZ bars) (NP (BASENP (DT those)) (PP (IN on) (BASENP (DT the) (NN list))))) (PP (IN from) (NP (BASENP (NN air) (NN travel)) (PP (IN within) (BASENP (PRPD its) (NNS borders)))))))))))))) (PERIOD .))