( ( ( The ( motor ( control area ) ) ) ( of ( the Cortex ) ) ) ( ( is ( the ( first ( to ( be Myelinated ) ) ) ) ) . ) )
(ROOT (S (NP (NP (DT The) (NN motor) (NN control) (NN area)) (PP (IN of) (NP (DT the) (NNP Cortex)))) (VP (VBZ is) (NP (DT the) (JJ first) (S (VP (TO to) (VP (VB be) (VP (VBN Myelinated))))))) (. .)))
The motor control area of the Cortex is the first to be Myelinated.
(ROOT (S (NP (JJ Muscle) (NNS groups)) (VP (VBP are) (VP (VBN controlled) (PP (IN by) (NP (DT the) (NN motor) (NN cortex))))) (. .)))