a terrific b movie -- in fact , the best in recent memory 
(ROOT (NP (NP (DT a) (JJ terrific) (JJ b) (NN movie)) (, --) (PP (IN in) (NP (NN fact))) (, ,) (NP (NP (DT the) (JJS best)) (PP (IN in) (NP (JJ recent) (NN memory))))))
(ROOT (NP (NP (DT ) (JJ ) (JJ ) (NN )) (, ) (PP (IN ) (NP (NN ))) (, ) (NP (NP (DT ) (JJS )) (PP (IN ) (NP (JJ ) (NN ))))))