Air Force One departed at about 9:54 without any fixed destination.
( ( Air ( Force One ) ) ( ( ( departed ( at ( about 9:54 ) ) ) ( without ( any ( fixed destination ) ) ) ) . ) )
(ROOT (S (NP (NNP Air) (NNP Force) (NNP One)) (VP (VBD departed) (PP (IN at) (NP (QP (RB about) (CD 9:54)))) (PP (IN without) (NP (DT any) (VBN fixed) (NN destination)))) (. .)))
Air Force One left, headed for Camp David.
( ( Air ( Force One ) ) ( ( ( left , ) ( headed ( for ( Camp David ) ) ) ) . ) )
(ROOT (S (NP (NNP Air) (NNP Force) (NNP One)) (VP (VBD left) (, ,) (S (VP (VBN headed) (PP (IN for) (NP (NNP Camp) (NNP David)))))) (. .)))