( ( This net ) ( ( consists ( of ( two ( executive layers ) ) ) ) . ) )
(ROOT (S (NP (DT This) (NN net)) (VP (VBZ consists) (PP (IN of) (NP (CD two) (JJ executive) (NNS layers)))) (. .)))
This net consists of two executive layers.
(ROOT (S (NP (NP (DT The) (NN pleura)) (SBAR (WHNP (WDT that)) (S (VP (VBZ surrounds) (NP (DT the) (NNS lungs)))))) (VP (VBZ consists) (PP (IN of) (NP (CD two) (NNS layers)))) (. .)))