suffers a severe case of oversimplification , superficiality and silliness . 
(ROOT (S (VP (VBZ suffers) (NP (NP (DT a) (JJ severe) (NN case)) (PP (IN of) (NP (NN oversimplification) (, ,) (NN superficiality) (CC and) (NN silliness))))) (. .)))
(ROOT (S (VP (VBZ ) (NP (NP (DT ) (JJ ) (NN )) (PP (IN ) (NP (NN ) (, ) (NN ) (CC ) (NN ))))) (. )))