a consummate actor incapable of being boring 
(ROOT (NP (NP (DT a) (JJ consummate) (NN actor)) (ADJP (JJ incapable) (PP (IN of) (S (VP (VBG being) (ADJP (JJ boring))))))))
(ROOT (NP (NP (DT ) (JJ ) (NN )) (ADJP (JJ ) (PP (IN ) (S (VP (VBG ) (ADJP (JJ ))))))))