Unlike the earlier flights, the Flight 77 hijackers were reported by a passenger to have box cutters.
( ( Unlike ( the ( earlier flights ) ) ) ( , ( ( ( the Flight ) ( 77 hijackers ) ) ( ( were ( ( reported ( by ( a passenger ) ) ) ( to ( have ( box cutters ) ) ) ) ) . ) ) ) )
(ROOT (S (PP (IN Unlike) (NP (DT the) (JJR earlier) (NNS flights))) (, ,) (NP (NP (DT the) (NN Flight)) (NP (CD 77) (NNS hijackers))) (VP (VBD were) (VP (VBN reported) (PP (IN by) (NP (DT a) (NN passenger))) (S (VP (TO to) (VP (VB have) (NP (NN box) (NNS cutters))))))) (. .)))
There was a report that hijackers on one of the flights had box cutters.
( There ( ( ( was ( a report ) ) ( that ( ( hijackers ( on ( one ( of ( the flights ) ) ) ) ) ( had ( box cutters ) ) ) ) ) . ) )
(ROOT (S (NP (EX There)) (VP (VBD was) (NP (DT a) (NN report)) (SBAR (IN that) (S (NP (NP (NNS hijackers)) (PP (IN on) (NP (NP (CD one)) (PP (IN of) (NP (DT the) (NNS flights)))))) (VP (VBD had) (NP (NN box) (NNS cutters)))))) (. .)))