The Office of Information and Regulatory Affairs of OMB approved the
( ( ( ( The Office ) ( of ( Information ( and ( Regulatory Affairs ) ) ) ) ) ( of OMB ) ) ( approved the ) )
(ROOT (S (NP (NP (DT The) (NN Office)) (PP (IN of) (NP (NNP Information) (CC and) (NNP Regulatory) (NNPS Affairs))) (PP (IN of) (NP (NNP OMB)))) (VP (VBD approved) (NP (DT the)))))
Nothing was ever approved by OMB.
( Nothing ( ( ( was ever ) ( approved ( by OMB ) ) ) . ) )
(ROOT (S (NP (NN Nothing)) (VP (VBD was) (ADVP (RB ever)) (VP (VBN approved) (PP (IN by) (NP (NNP OMB))))) (. .)))