1) Increased federal enforcement . Before Hoover's death, the FBI did not aggressively investigate the Mafia.
( ( 1 -RRB- ) ( ( Increased ( ( ( federal ( enforcement . ) ) ( Before ( ( Hoover 's ) death ) ) ) ( , ( ( the FBI ) ( ( ( did not ) aggressively ) ( investigate ( the Mafia ) ) ) ) ) ) ) . ) )
(ROOT (S (LST (LS 1) (-RRB- -RRB-)) (VP (VB Increased) (SBAR (S (FRAG (NP (JJ federal) (NN enforcement) (. .)) (PP (IN Before) (NP (NP (NNP Hoover) (POS 's)) (NN death)))) (, ,) (NP (DT the) (NNP FBI)) (VP (VBD did) (RB not) (ADVP (RB aggressively)) (VP (VB investigate) (NP (DT the) (NNP Mafia))))))) (. .)))
Increased federal enforcement is essential to curbing organized crime.
( ( Increased ( federal enforcement ) ) ( ( is ( essential ( to ( curbing ( organized crime ) ) ) ) ) . ) )
(ROOT (S (NP (VBN Increased) (JJ federal) (NN enforcement)) (VP (VBZ is) (ADJP (JJ essential) (PP (TO to) (S (VP (VBG curbing) (NP (VBN organized) (NN crime))))))) (. .)))