( Cell ( Motility ( Cytoskeleton ( 2000 ; ) ) ) )
(ROOT (NP (NNP Cell) (NNP Motility) (NNP Cytoskeleton) (NNP 2000) (: ;)))
Cell Motility Cytoskeleton 2000;
(ROOT (S (NP (DT The) (NN cytoskeleton)) (VP (VBZ is) (NP (NP (DT the) (NN skeleton)) (PP (IN of) (NP (DT the) (NN cell))))) (. .)))