is the best he 's been in years 
(ROOT (VP (VBZ is) (NP (NP (DT the) (JJS best)) (SBAR (S (NP (PRP he)) (VP (VBZ 's) (VP (VBN been) (PP (IN in) (NP (NNS years))))))))))
(ROOT (VP (VBZ ) (NP (NP (DT ) (JJS )) (SBAR (S (NP (PRP )) (VP (VBZ ) (VP (VBN ) (PP (IN ) (NP (NNS ))))))))))