Chapter 1 provides general background information on emission control technologies.
( ( Chapter 1 ) ( ( provides ( ( general ( background information ) ) ( on ( emission ( control technologies ) ) ) ) ) . ) )
(ROOT (S (NP (NN Chapter) (CD 1)) (VP (VBZ provides) (NP (NP (JJ general) (NN background) (NN information)) (PP (IN on) (NP (NN emission) (NN control) (NNS technologies))))) (. .)))
Chapter 1 shows general info 
( ( Chapter ( 1 shows ) ) ( general info ) )
(ROOT (NP (NP (NN Chapter)) (NP (CD 1) (NNS shows)) (NP (JJ general) (NN info))))