it 's just plain lurid when it is n't downright silly . 
(ROOT (S (NP (PRP it)) (VP (VBZ 's) (ADJP (RB just) (JJ plain) (JJ lurid)) (SBAR (WHADVP (WRB when)) (S (NP (PRP it)) (VP (VBZ is) (RB n't) (ADJP (RB downright) (JJ silly)))))) (. .)))
(ROOT (S (NP (PRP )) (VP (VBZ ) (ADJP (RB ) (JJ ) (JJ )) (SBAR (WHADVP (WRB )) (S (NP (PRP )) (VP (VBZ ) (RB ) (ADJP (RB ) (JJ )))))) (. )))