Congress' determination to make agencies accountable for their performance lay at the heart of two landmark reforms of the 1990 the Chief Financial Officers (CFO) Act of 1990 and the Government Performance and Results Act of 1993 (GPRA).
( ( ( Congress ' ) ( determination ( to ( make ( agencies ( accountable ( for ( their performance ) ) ) ) ) ) ) ) ( ( ( ( lay ( at ( ( the heart ) ( of ( ( two ( landmark reforms ) ) ( of ( the 1990 ) ) ) ) ) ) ) ( ( ( ( the ( Chief ( Financial ( Officers ( -LRB- ( CFO ( -RRB- Act ) ) ) ) ) ) ) ( of 1990 ) ) and ) ( ( the ( Government ( Performance ( and ( Results Act ) ) ) ) ) ( of 1993 ) ) ) ) ( -LRB- ( GPRA -RRB- ) ) ) . ) )
(ROOT (S (NP (NP (NNP Congress) (POS ')) (NN determination) (S (VP (TO to) (VP (VB make) (S (NP (NNS agencies)) (ADJP (JJ accountable) (PP (IN for) (NP (PRP$ their) (NN performance))))))))) (VP (VBP lay) (PP (IN at) (NP (NP (DT the) (NN heart)) (PP (IN of) (NP (NP (CD two) (JJ landmark) (NNS reforms)) (PP (IN of) (NP (DT the) (CD 1990))))))) (NP (NP (NP (DT the) (NNP Chief) (NNP Financial) (NNP Officers) (-LRB- -LRB-) (NNP CFO) (-RRB- -RRB-) (NNP Act)) (PP (IN of) (NP (CD 1990)))) (CC and) (NP (NP (DT the) (NNP Government) (NNP Performance) (CC and) (NNP Results) (NNP Act)) (PP (IN of) (NP (CD 1993))))) (PRN (-LRB- -LRB-) (NP (NNP GPRA)) (-RRB- -RRB-))) (. .)))
Congress made several big reforms in the nineties to ensure agencies are held accountable for their actions. 
( Congress ( ( ( ( made ( several ( big reforms ) ) ) ( in ( the nineties ) ) ) ( to ( ensure ( agencies ( are ( ( held accountable ) ( for ( their actions ) ) ) ) ) ) ) ) . ) )
(ROOT (S (NP (NNP Congress)) (VP (VBD made) (NP (JJ several) (JJ big) (NNS reforms)) (PP (IN in) (NP (DT the) (NNS nineties))) (S (VP (TO to) (VP (VB ensure) (SBAR (S (NP (NNS agencies)) (VP (VBP are) (VP (VBN held) (ADJP (JJ accountable)) (PP (IN for) (NP (PRP$ their) (NNS actions))))))))))) (. .)))