a film about the irksome , tiresome nature of complacency 
(ROOT (NP (NP (DT a) (NN film)) (PP (IN about) (NP (NP (DT the) (JJ irksome) (, ,) (JJ tiresome) (NN nature)) (PP (IN of) (NP (NN complacency)))))))
(ROOT (NP (NP (DT ) (NN )) (PP (IN ) (NP (NP (DT ) (JJ ) (, ) (JJ ) (NN )) (PP (IN ) (NP (NN )))))))