(S (NP (BASENP (DT An) (JJ unidentified) (NN passenger)) (PP (IN from) (BASENP (DT the) (NN flight)))) (VP (VBD said) (SBAR (IN that) (QT (DQL ``) (QTC (S (BASENP (PRP They)) (VP (VP (VBD told) (BASENP (PRP us))) (SBAR (S (S (BASENP (EX there)) (VP (VBD was) (NP (BASENP (DT some) (NN sort)) (PP (IN of) (BASENP (NN terrorist) (NN problem)))))) (CC and) (S (BASENP (DT the) (NN baggage)) (VP (MD would) (VP (VB be) (VP (VBN held) (PRT (RP up)))))))))) (PERIOD .)) (DQR '')))))