one of the most exciting action films 
(ROOT (NP (NP (CD one)) (PP (IN of) (NP (DT the) (ADJP (RBS most) (JJ exciting)) (NN action) (NNS films)))))
(ROOT (NP (NP (CD )) (PP (IN ) (NP (DT ) (ADJP (RBS ) (JJ )) (NN ) (NNS )))))