A painter finishes painting the wall outside.
A painter is painting a house.
Walls can exist that are not part of a house.
exists e1 p1 x1 x2 x3.(n_outside(x2) & of(x2,x3) & n_wall(x3) & exists e2.(Theme(e2,x2) & Actor(e2,x1) & v_paint(e2)) & Topic(e1,p1) & Actor(e1,x1) & v_finish(e1) & n_painter(x1))
exists e1 x1 x2.(Theme(e1,x2) & Actor(e1,x1) & v_paint(e1) & n_house(x2) & n_painter(x1))