A man is asleep sitting up on a plane wearing headphones.
A man is taking a break from working on the airplane
It is more likely he is a passenger, rather than someone on break from working on the airplane.
exists e1 p1 x1.(exists e3 e2 s1 x2 x3.(for(e2,e3) & Theme(e3,x3) & Actor(e3,x1) & v_wear(e3) & n_headphone(x3) & on(e2,x2) & n_plane(x2) & a_up(s1) & Manner(e2,s1) & Actor(e2,x1) & v_sit(e2)) & Topic(e1,p1) & Actor(e1,x1) & v_asleep(e1) & n_man(x1))
exists e2 e1 x1 x2 x3.(n_airplane(x3) & from(e1,e2) & on(e2,x3) & Actor(e2,x1) & v_work(e2) & Theme(e1,x2) & Actor(e1,x1) & v_take(e1) & n_break(x2) & n_man(x1))