create a ruffle in what is already an erratic career 
(ROOT (S (VP (VB create) (NP (DT a) (NN ruffle)) (PP (IN in) (SBAR (WHNP (WP what)) (S (VP (VBZ is) (ADVP (RB already)) (NP (DT an) (JJ erratic) (NN career)))))))))
(ROOT (S (VP (VB ) (NP (DT ) (NN )) (PP (IN ) (SBAR (WHNP (WP )) (S (VP (VBZ ) (ADVP (RB )) (NP (DT ) (JJ ) (NN )))))))))