Two dogs are running through the surf.
Two brown dogs.
We have no idea of the dogs are brown, they could be a number of colors.
exists e1 x1 x2.(n_surf(x2) & through(e1,x2) & Actor(e1,x1) & v_run(e1) & n_dog(x1) & card_eq_2(x1))
exists s1 s2 x1.(n_dog(x1) & a_.(s2) & Theme(s2,x1) & a_brown(s1) & Theme(s1,x1) & card_eq_2(x1) & a_topic(x1))