a film with a great premise but only a great premise 
(ROOT (NP (NP (DT a) (NN film)) (PP (IN with) (NP (NP (DT a) (JJ great) (NN premise)) (CC but) (NP (RB only) (DT a) (JJ great) (NN premise))))))
(ROOT (NP (NP (DT ) (NN )) (PP (IN ) (NP (NP (DT ) (JJ ) (NN )) (CC ) (NP (RB ) (DT ) (JJ ) (NN ))))))