( ( ( Environmental Quality ) ( -LRB- ( ( ( Control ( of ( Lead Concentration ) ) ) ( in ( Motor Gasoline ) ) ) -RRB- ) ) ) ( ( Regulations 1985 ) . ) )
(ROOT (S (NP (NP (NNP Environmental) (NNP Quality)) (PRN (-LRB- -LRB-) (NP (NP (NNP Control)) (PP (IN of) (NP (JJ Lead) (NNP Concentration))) (PP (IN in) (NP (NNP Motor) (NN Gasoline)))) (-RRB- -RRB-))) (VP (VBZ Regulations) (NP (CD 1985))) (. .)))
Environmental Quality (Control of Lead Concentration in Motor Gasoline) Regulations 1985.
(ROOT (S (NP (NNS People)) (VP (VBD stopped) (S (VP (VBG adding) (NP (NN lead)) (PP (TO to) (NP (NP (NN gasoline)) (PP (RB because) (IN of) (NP (JJ environmental) (NN pollution)))))))) (. .)))