American 77 traveled undetected for 36 minutes on a course heading due east for Washington, D.C.
( ( American 77 ) ( ( traveled ( undetected ( for ( 36 minutes ) ) ) ) ( on ( ( a course ) ( ( heading ( due east ) ) ( for ( Washington ( , D.C. ) ) ) ) ) ) ) )
(ROOT (S (NP (NNP American) (CD 77)) (VP (VBD traveled) (ADJP (JJ undetected) (PP (IN for) (NP (CD 36) (NNS minutes)))) (PP (IN on) (NP (NP (DT a) (NN course)) (VP (VBG heading) (ADVP (RB due) (JJ east)) (PP (IN for) (NP (NNP Washington) (, ,) (NNP D.C.)))))))))
American 87 flew toward LA.
( ( American 87 ) ( ( flew ( toward LA. ) ) . ) )
(ROOT (S (NP (NNP American) (CD 87)) (VP (VBD flew) (PP (IN toward) (NP (NNP LA.)))) (. .)))