describe exactly how bad it is 
(ROOT (S (VP (VB describe) (SBAR (WHADJP (RB exactly) (WRB how) (JJ bad)) (S (NP (PRP it)) (VP (VBZ is)))))))
(ROOT (S (VP (VB ) (SBAR (WHADJP (RB ) (WRB ) (JJ )) (S (NP (PRP )) (VP (VBZ )))))))