of the best movies of the year 
(ROOT (PP (IN of) (NP (NP (DT the) (JJS best) (NNS movies)) (PP (IN of) (NP (DT the) (NN year))))))
(ROOT (PP (IN ) (NP (NP (DT ) (JJS ) (NNS )) (PP (IN ) (NP (DT ) (NN ))))))