samuel l. jackson is one of the best actors there is . 
(ROOT (S (NP (NNP samuel) (NNP l.) (NNP jackson)) (VP (VBZ is) (NP (NP (CD one)) (PP (IN of) (NP (NP (DT the) (JJS best) (NNS actors)) (SBAR (S (NP (EX there)) (VP (VBZ is)))))))) (. .)))
(ROOT (S (NP (NNP ) (NNP ) (NNP )) (VP (VBZ ) (NP (NP (CD )) (PP (IN ) (NP (NP (DT ) (JJS ) (NNS )) (SBAR (S (NP (EX )) (VP (VBZ )))))))) (. )))