At 9:21, NEADS received a report from the   Military, Boston Center.
( ( At 9:21 ) ( , ( NEADS ( ( ( received ( a report ) ) ( from ( ( ( the Military ) , ) ( Boston Center ) ) ) ) . ) ) ) )
(ROOT (S (PP (IN At) (NP (CD 9:21))) (, ,) (NP (NNS NEADS)) (VP (VBD received) (NP (DT a) (NN report)) (PP (IN from) (NP (NP (DT the) (NNP Military)) (, ,) (NP (NNP Boston) (NNP Center))))) (. .)))
The NEADS used the report to identify a potential strategy.
( ( The NEADS ) ( ( used ( the ( report ( to ( identify ( a ( potential strategy ) ) ) ) ) ) ) . ) )
(ROOT (S (NP (DT The) (NNS NEADS)) (VP (VBD used) (NP (DT the) (NN report) (S (VP (TO to) (VP (VB identify) (NP (DT a) (JJ potential) (NN strategy))))))) (. .)))