returns the martial arts master to top form 
(ROOT (S (VP (VBZ returns) (NP (DT the) (NML (JJ martial) (NNS arts)) (NN master)) (PP (IN to) (NP (JJ top) (NN form))))))
(ROOT (S (VP (VBZ ) (NP (DT ) (NML (JJ ) (NNS )) (NN )) (PP (IN ) (NP (JJ ) (NN ))))))