what 's even more remarkable 
(ROOT (SBAR (WHNP (WP what)) (S (VP (VBZ 's) (ADJP (ADVP (RB even) (RBR more)) (JJ remarkable))))))
(ROOT (SBAR (WHNP (WP )) (S (VP (VBZ ) (ADJP (ADVP (RB ) (RBR )) (JJ ))))))