What does he do?
( What ( ( ( does he ) do ) ? ) )
(ROOT (SBARQ (WHNP (WP What)) (SQ (VBZ does) (NP (PRP he)) (VP (VB do))) (. ?)))
What doesn't he like to do?
( What ( ( ( ( does n't ) he ) ( like ( to do ) ) ) ? ) )
(ROOT (SBARQ (WHNP (WP What)) (SQ (VBZ does) (RB n't) (NP (PRP he)) (VP (VB like) (S (VP (TO to) (VP (VB do)))))) (. ?)))