A woman is shoeing a horse.
A cowgirl is in the horse stable.
Not all woman is a cowgirl.
exists e1 x1 x2.(Theme(e1,x2) & Actor(e1,x1) & v_shoe(e1) & n_horse(x2) & n_woman(x1))
exists p1 x1 x2.(n_horse(x2) & exists s1 x3.(in(x1,x2) & Theme(s1,x3) & a_stable(s1) & (x2 = x3)) & n_cowgirl(x1))