At 9:39, the NMCC's deputy director for operations, a military officer, opened the call from the Pentagon, which had just been hit.
( ( At 9:39 ) ( , ( ( ( ( the ( NMCC 's ) ) ( deputy director ) ) ( for ( ( ( operations , ) ( a ( military officer ) ) ) , ) ) ) ( ( ( opened ( the call ) ) ( from ( ( ( the Pentagon ) , ) ( which ( ( had just ) ( been hit ) ) ) ) ) ) . ) ) ) )
(ROOT (S (PP (IN At) (NP (CD 9:39))) (, ,) (NP (NP (NP (DT the) (NN NMCC) (POS 's)) (JJ deputy) (NN director)) (PP (IN for) (NP (NP (NNS operations)) (, ,) (NP (DT a) (JJ military) (NN officer)) (, ,)))) (VP (VBD opened) (NP (DT the) (NN call)) (PP (IN from) (NP (NP (DT the) (NNP Pentagon)) (, ,) (SBAR (WHNP (WDT which)) (S (VP (VBD had) (ADVP (RB just)) (VP (VBN been) (VP (VBN hit))))))))) (. .)))
The Pentagon did not call after it had been hit.
( ( The Pentagon ) ( ( ( did not ) ( call ( after ( it ( had ( been hit ) ) ) ) ) ) . ) )
(ROOT (S (NP (DT The) (NNP Pentagon)) (VP (VBD did) (RB not) (VP (VB call) (SBAR (IN after) (S (NP (PRP it)) (VP (VBD had) (VP (VBN been) (VP (VBN hit)))))))) (. .)))