Between 9:15 and 9:30, the staff was busy arranging a return to Washington, while the President consulted his senior advisers about his remarks.
( ( Between ( ( 9:15 and ) 9:30 ) ) ( , ( ( the staff ) ( ( ( ( ( was busy ) ( ( arranging ( a return ) ) ( to Washington ) ) ) , ) ( while ( ( the President ) ( ( consulted ( his ( senior advisers ) ) ) ( about ( his remarks ) ) ) ) ) ) . ) ) ) )
(ROOT (S (PP (IN Between) (NP (CD 9:15) (CC and) (CD 9:30))) (, ,) (NP (DT the) (NN staff)) (VP (VBD was) (ADJP (JJ busy)) (S (VP (VBG arranging) (NP (DT a) (NN return)) (PP (TO to) (NP (NNP Washington))))) (, ,) (SBAR (IN while) (S (NP (DT the) (NNP President)) (VP (VBN consulted) (NP (PRP$ his) (JJ senior) (NNS advisers)) (PP (IN about) (NP (PRP$ his) (NNS remarks))))))) (. .)))
At 9:23 AM, the staff was busy arranging a return to Washington DC.
( ( At ( 9:23 AM ) ) ( , ( ( the staff ) ( ( was ( busy ( ( arranging ( a return ) ) ( to ( Washington DC ) ) ) ) ) . ) ) ) )
(ROOT (S (PP (IN At) (NP (CD 9:23) (NNS AM))) (, ,) (NP (DT the) (NN staff)) (VP (VBD was) (ADJP (JJ busy) (S (VP (VBG arranging) (NP (DT a) (NN return)) (PP (TO to) (NP (NNP Washington) (NNP DC))))))) (. .)))