... manages to deliver a fair bit of vampire fun . 
(ROOT (S (, ...) (VP (VBZ manages) (S (VP (TO to) (VP (VB deliver) (NP (NP (DT a) (JJ fair) (NN bit)) (PP (IN of) (NP (NN vampire) (NN fun)))))))) (. .)))
(ROOT (S (, ) (VP (VBZ ) (S (VP (TO ) (VP (VB ) (NP (NP (DT ) (JJ ) (NN )) (PP (IN ) (NP (NN ) (NN )))))))) (. )))