( ( The pathologist ) ( ( is ( ( a physician ) ( ( skilled ( in ( ( the diagnosis ) ( of disease ) ) ) ) ( by ( microscopic ( and ( laboratory analysis ) ) ) ) ) ) ) . ) )
(ROOT (S (NP (DT The) (NN pathologist)) (VP (VBZ is) (NP (NP (DT a) (NN physician)) (ADJP (JJ skilled) (PP (IN in) (NP (NP (DT the) (NN diagnosis)) (PP (IN of) (NP (NN disease))))) (PP (IN by) (NP (NN microscopic) (CC and) (NN laboratory) (NN analysis)))))) (. .)))
The pathologist is a physician skilled in the diagnosis of disease by microscopic and laboratory analysis.
(ROOT (S (NP (DT A) (PRN (-LRB- -LRB-) (NP (NN n)) (-RRB- -RRB-)) (NN pathologist)) (VP (VBZ specializes) (PP (IN in) (NP (NP (DT the) (NN laboratory) (NN detection)) (PP (IN of) (NP (NN disease)))))) (. .)))