( ( The skin ) ( ( is ( composed ( of ( ( ( the epidermis ) and ) ( the dermis ) ) ) ) ) . ) )
(ROOT (S (NP (DT The) (NN skin)) (VP (VBZ is) (VP (VBN composed) (PP (IN of) (NP (NP (DT the) (NNS epidermis)) (CC and) (NP (DT the) (NNS dermis)))))) (. .)))
The skin is composed of the epidermis and the dermis.
(ROOT (S (NP (DT The) (NN skin)) (VP (VBZ is) (VP (VBN made) (PP (IN of) (NP (NP (CD two) (NNS layers)) (: :) (NP (NNS epidermis) (CC and) (NNS dermis)))))) (. .)))