The horse on the right is red.
There is more than two horses.
No way to know there are more than two.
exists s1 x1 x2.(n_right(x2) & n_horse(x1) & Theme(s1,x1) & a_red(s1) & on(x1,x2))
exists p1 x1 s1 x2 x3.((x1 = x2) & than(s1,x3) & card_eq_2(x3) & Theme(s1,x2) & a_more(s1) & n_horse(x2))