nicholson proves once again that he 's the best brush in the business 
(ROOT (S (NP (NNP nicholson)) (VP (VBZ proves) (ADVP (RB once) (RB again)) (SBAR (IN that) (S (NP (PRP he)) (VP (VBZ 's) (NP (NP (DT the) (JJS best) (NN brush)) (PP (IN in) (NP (DT the) (NN business))))))))))
(ROOT (S (NP (NNP )) (VP (VBZ ) (ADVP (RB ) (RB )) (SBAR (IN ) (S (NP (PRP )) (VP (VBZ ) (NP (NP (DT ) (JJS ) (NN )) (PP (IN ) (NP (DT ) (NN ))))))))))