( ( ( Skeleton , ) ( Muscle ( , ( and ( Motor Control ) ) ) ) ) . )
(ROOT (NP (NP (NNP Skeleton)) (, ,) (NP (NNP Muscle) (, ,) (CC and) (NNP Motor) (NNP Control)) (. .)))
Skeleton, Muscle, and Motor Control.
(ROOT (S (NP (JJ Muscle) (NNS groups)) (VP (VBP are) (VP (VBN controlled) (PP (IN by) (NP (DT the) (NN motor) (NN cortex))))) (. .)))