audacious-impossible yet compelling ... 
(ROOT (FRAG (ADJP (ADJP (JJ audacious) (HYPH -) (JJ impossible)) (CC yet) (ADJP (JJ compelling))) (. ...)))
(ROOT (FRAG (ADJP (ADJP (JJ ) (HYPH ) (JJ )) (CC ) (ADJP (JJ ))) (. )))