atrociously , mind-numbingly , indescribably bad 
(ROOT (S (ADVP (RB atrociously)) (, ,) (NN mind) (HYPH -) (ADVP (RB numbingly)) (, ,) (ADJP (RB indescribably) (JJ bad))))
(ROOT (S (ADVP (RB )) (, ) (NN ) (HYPH ) (ADVP (RB )) (, ) (ADJP (RB ) (JJ ))))