it 's the funniest american comedy since graffiti bridge . 
(ROOT (S (NP (PRP it)) (VP (VBZ 's) (NP (NP (DT the) (JJS funniest) (JJ american) (NN comedy)) (PP (IN since) (NP (NN graffiti) (NN bridge))))) (. .)))
(ROOT (S (NP (PRP )) (VP (VBZ ) (NP (NP (DT ) (JJS ) (JJ ) (NN )) (PP (IN ) (NP (NN ) (NN ))))) (. )))