( Meninges ( ( are ( ( ( three layers ) ( of tissue ) ) ( that ( ( ( cover and ) protect ) ( the ( brain ( and ( spinal cord ) ) ) ) ) ) ) ) . ) )
(ROOT (S (NP (NNS Meninges)) (VP (VBP are) (NP (NP (CD three) (NNS layers)) (PP (IN of) (NP (NN tissue))) (SBAR (WHNP (WDT that)) (S (VP (VB cover) (CC and) (VB protect) (NP (DT the) (NN brain) (CC and) (NN spinal) (NN cord))))))) (. .)))
Meninges are three layers of tissue that cover and protect the brain and spinal cord.
(ROOT (S (NP (NP (DT The) (CD three) (NNS layers)) (PP (IN of) (NP (NP (JJ protective) (NNS coverings)) (PP (IN of) (NP (DT the) (JJ spinal) (NN cord)))))) (VP (VBZ is) (VP (VBN called) (NP (DT the) (NNS meninges)))) (. .)))