GAO recommends that the Secretary of Defense revise policy and guidance
( GAO ( recommends ( that ( ( ( the Secretary ) ( of Defense ) ) ( revise ( ( policy and ) guidance ) ) ) ) ) )
(ROOT (S (NP (NNP GAO)) (VP (VBZ recommends) (SBAR (IN that) (S (NP (NP (DT the) (NNP Secretary)) (PP (IN of) (NP (NNP Defense)))) (VP (VB revise) (NP (NN policy) (CC and) (NN guidance))))))))
GAO recommends that the Secretary of Defense revise policy and guidance
( GAO ( recommends ( that ( ( ( the Secretary ) ( of Defense ) ) ( revise ( ( policy and ) guidance ) ) ) ) ) )
(ROOT (S (NP (NNP GAO)) (VP (VBZ recommends) (SBAR (IN that) (S (NP (NP (DT the) (NNP Secretary)) (PP (IN of) (NP (NNP Defense)))) (VP (VB revise) (NP (NN policy) (CC and) (NN guidance))))))))