A man is lying on the sidewalk.
The man is taking a nap.
The fact that a man is lying down does not mean he is taking a nap
exists e1 x1 x2.(n_sidewalk(x2) & on(e1,x2) & Actor(e1,x1) & v_lie(e1) & n_man(x1))
exists e1 x1 x2.(n_man(x1) & Theme(e1,x2) & Actor(e1,x1) & v_take(e1) & n_nap(x2))