is a mess from start to finish . 
(ROOT (S (VP (VBZ is) (NP (NP (DT a) (NN mess)) (PP (PP (IN from) (NP (NN start))) (PP (IN to) (NP (NN finish)))))) (. .)))
(ROOT (S (VP (VBZ ) (NP (NP (DT ) (NN )) (PP (PP (IN ) (NP (NN ))) (PP (IN ) (NP (NN )))))) (. )))