proves once again he has n't lost his touch , bringing off a superb performance in an admittedly middling film 
(ROOT (S (VP (VBZ proves) (SBAR (S (ADVP (RB once) (RB again)) (NP (PRP he)) (VP (VBZ has) (RB n't) (VP (VBN lost) (NP (PRP$ his) (NN touch)) (, ,) (S (VP (VBG bringing) (PRT (RP off)) (NP (DT a) (JJ superb) (NN performance)) (PP (IN in) (NP (DT an) (ADJP (RB admittedly) (JJ middling)) (NN film))))))))))))
(ROOT (S (VP (VBZ ) (SBAR (S (ADVP (RB ) (RB )) (NP (PRP )) (VP (VBZ ) (RB ) (VP (VBN ) (NP (PRP$ ) (NN )) (, ) (S (VP (VBG ) (PRT (RP )) (NP (DT ) (JJ ) (NN )) (PP (IN ) (NP (DT ) (ADJP (RB ) (JJ )) (NN ))))))))))))