a mediocre collection of cookie-cutter action scenes 
(ROOT (NP (NP (DT a) (JJ mediocre) (NN collection)) (PP (IN of) (NP (NML (NN cookie) (HYPH -) (NN cutter)) (NN action) (NNS scenes)))))
(ROOT (NP (NP (DT ) (JJ ) (NN )) (PP (IN ) (NP (NML (NN ) (HYPH ) (NN )) (NN ) (NNS )))))