Criminal discovered in last chapter. 
( Criminal ( ( discovered ( in ( last chapter ) ) ) . ) )
(ROOT (S (NP (NNP Criminal)) (VP (VBD discovered) (PP (IN in) (NP (JJ last) (NN chapter)))) (. .)))
Criminal identified in the closing pages of the book.
( Criminal ( ( identified ( in ( ( the ( closing pages ) ) ( of ( the book ) ) ) ) ) . ) )
(ROOT (S (NP (NNP Criminal)) (VP (VBD identified) (PP (IN in) (NP (NP (DT the) (VBG closing) (NNS pages)) (PP (IN of) (NP (DT the) (NN book)))))) (. .)))