a movie of riveting power and sadness 
(ROOT (NP (NP (DT a) (NN movie)) (PP (IN of) (NP (JJ riveting) (NN power) (CC and) (NN sadness)))))
(ROOT (NP (NP (DT ) (NN )) (PP (IN ) (NP (JJ ) (NN ) (CC ) (NN )))))