a stiflingly unfunny and unoriginal mess this 
(ROOT (NP (NP (DT a) (ADJP (ADJP (RB stiflingly) (JJ unfunny)) (CC and) (ADJP (JJ unoriginal))) (NN mess)) (NP (DT this))))
(ROOT (NP (NP (DT ) (ADJP (ADJP (RB ) (JJ )) (CC ) (ADJP (JJ ))) (NN )) (NP (DT ))))