it is entertaining on an inferior level . 
(ROOT (S (NP (PRP it)) (VP (VBZ is) (ADJP (VBG entertaining)) (PP (IN on) (NP (DT an) (JJ inferior) (NN level)))) (. .)))
(ROOT (S (NP (PRP )) (VP (VBZ ) (ADJP (VBG )) (PP (IN ) (NP (DT ) (JJ ) (NN )))) (. )))