The suspended painter is painting a wall.
A man is doing work on a wall.
A painter is a man while painting a wall is doing work on a wall.
exists e1 s1 x1 x2.(n_painter(x1) & a_suspended(s1) & Theme(s1,x1) & Theme(e1,x2) & Actor(e1,x1) & v_paint(e1) & n_wall(x2))
exists e1 x1 x2 x3.(on(e1,x3) & n_wall(x3) & Theme(e1,x2) & Actor(e1,x1) & v_do(e1) & n_work(x2) & n_man(x1))