a treat -- a delightful , witty , improbable romantic comedy with a zippy jazzy score 
(ROOT (NP (NP (DT a) (NN treat)) (, --) (NP (NP (DT a) (JJ delightful) (, ,) (JJ witty) (, ,) (JJ improbable) (JJ romantic) (NN comedy)) (PP (IN with) (NP (DT a) (JJ zippy) (JJ jazzy) (NN score))))))
(ROOT (NP (NP (DT ) (NN )) (, ) (NP (NP (DT ) (JJ ) (, ) (JJ ) (, ) (JJ ) (JJ ) (NN )) (PP (IN ) (NP (DT ) (JJ ) (JJ ) (NN ))))))