Indeed, it is not clear to us that the video teleconference was fully under way before 9:37, when the Pentagon was struck.
( Indeed ( , ( it ( ( ( ( is not ) ( clear ( to us ) ) ) ( that ( ( the ( video teleconference ) ) ( ( ( ( was fully ) ( under ( way ( before 9:37 ) ) ) ) , ) ( when ( ( the Pentagon ) ( was struck ) ) ) ) ) ) ) . ) ) ) )
(ROOT (S (ADVP (RB Indeed)) (, ,) (NP (PRP it)) (VP (VBZ is) (RB not) (ADJP (JJ clear) (PP (TO to) (NP (PRP us)))) (SBAR (IN that) (S (NP (DT the) (JJ video) (NN teleconference)) (VP (VBD was) (ADVP (RB fully)) (PP (IN under) (NP (NP (NN way)) (PP (IN before) (NP (CD 9:37))))) (, ,) (SBAR (WHADVP (WRB when)) (S (NP (DT the) (NNP Pentagon)) (VP (VBD was) (VP (VBN struck))))))))) (. .)))
The Pentagon was hit after 9:30.
( ( The Pentagon ) ( ( was ( hit ( after 9:30 ) ) ) . ) )
(ROOT (S (NP (DT The) (NNP Pentagon)) (VP (VBD was) (VP (VBN hit) (PP (IN after) (NP (CD 9:30))))) (. .)))