 Is this real-world or exercise?
( ( ( Is this ) ( ( real-world or ) exercise ) ) ? )
(ROOT (SQ (VBZ Is) (NP (DT this)) (NP (NP (JJ real-world)) (CC or) (NP (NN exercise))) (. ?)))
Is this exercise, or real-world?
( ( ( Is this ) ( ( ( exercise , ) or ) real-world ) ) ? )
(ROOT (SQ (VBZ Is) (NP (DT this)) (NP (NP (NN exercise)) (, ,) (CC or) (NP (JJ real-world))) (. ?)))