The duty officer replied that security personnel at headquarters had just begun discussing the apparent hijack on a conference call with the New England regional office.
( ( The ( duty officer ) ) ( ( replied ( that ( ( ( security personnel ) ( at headquarters ) ) ( ( had just ) ( begun ( ( discussing ( the ( apparent hijack ) ) ) ( on ( ( a ( conference call ) ) ( with ( the ( New ( England ( regional office ) ) ) ) ) ) ) ) ) ) ) ) ) . ) )
(ROOT (S (NP (DT The) (NN duty) (NN officer)) (VP (VBD replied) (SBAR (IN that) (S (NP (NP (NN security) (NNS personnel)) (PP (IN at) (NP (NN headquarters)))) (VP (VBD had) (ADVP (RB just)) (VP (VBN begun) (S (VP (VBG discussing) (NP (DT the) (JJ apparent) (NN hijack)) (PP (IN on) (NP (NP (DT a) (NN conference) (NN call)) (PP (IN with) (NP (DT the) (NNP New) (NNP England) (JJ regional) (NN office)))))))))))) (. .)))
The security personnel are said to have discussed a hijacking of the plan.
( ( The ( security personnel ) ) ( ( are ( said ( to ( have ( discussed ( ( a hijacking ) ( of ( the plan ) ) ) ) ) ) ) ) . ) )
(ROOT (S (NP (DT The) (NN security) (NNS personnel)) (VP (VBP are) (VP (VBN said) (S (VP (TO to) (VP (VB have) (VP (VBN discussed) (NP (NP (DT a) (NN hijacking)) (PP (IN of) (NP (DT the) (NN plan)))))))))) (. .)))