Three dogs looking at a cement ledge.
The dogs are the same color.
Three dogs do not all have to be the same color.
exists e1 x1 x2 x3.(at(e1,x2) & n_ledge(x2) & of(x2,x3) & n_cement(x3) & Actor(e1,x1) & v_look(e1) & n_dog(x1) & card_eq_3(x1))
exists p1 s1 x1 x2.(n_color(x2) & a_same(s1) & Theme(s1,x2) & n_dog(x1) & (x1 = x2))