What does he do for a living?
( What ( ( ( does he ) ( do ( for ( a living ) ) ) ) ? ) )
(ROOT (SBARQ (WHNP (WP What)) (SQ (VBZ does) (NP (PRP he)) (VP (VB do) (PP (IN for) (NP (DT a) (NN living))))) (. ?)))
What is his current occupation?
( What ( ( is ( his ( current occupation ) ) ) ? ) )
(ROOT (SBARQ (WHNP (WP What)) (SQ (VBZ is) (NP (PRP$ his) (JJ current) (NN occupation))) (. ?)))